| Other |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in May-2007 |
| Thacher's Calculating Instrument slide rule 40 | $1126.00 | 24-May-2007 | 9 |
| Double Slide Rule: Hudson's Horse Power Comput | $292.00 | 05-May-2007 | 27 |
| Dennert & Pape Slide Rule with Chisel Cursor - | $281.01 | 27-May-2007 | 13 |
| Gerber Graphanalogue Model GA-103 Slide Rule c | $267.00 | 31-May-2007 | 11 |
| 18C Boxwood Calculating Slide Rule - Rare Ever | $258.00 | 29-May-2007 | 4 |
| "Circular Slide Rule, The Mechanical Engineer" | $240.19 | 14-May-2007 | 12 |
| HALDEN CALCULEX CIRCULAR SLIDE RULE*COMPLETE*E | $203.50 | 20-May-2007 | 21 |
| Gerber Variable Scale Slide Rule | $200.00 | 03-May-2007 | 2 |
| RARE VINTAGE SEIKO 5 SPORTS 7017 SPEEDTIMER SL | $193.50 | 13-May-2007 | 1 |
| "XXL Pilot Thunder Bird by Citizen, Slide Rule | $175.00 | 25-May-2007 | 1 |
| C. Conrad Air Commander Chrono Diamond Steel S | $170.00 | 21-May-2007 | 18 |
| NEW Seiko FLIGHTMASTER Chronograph Alarm Pilot | $170.00 | 10-May-2007 | 1 |
| NEW CITIZEN ECO DRIVE NIGHTHAWK PILOT SLIDE RU | $166.50 | 29-May-2007 | 13 |
| RARE VINTAGE SEIKO 5 SPORTS 7015 SPEEDTIMER SL | $165.50 | 06-May-2007 | 12 |
| Vintage Slide Rule Collection 35 Rulers / 5 Bo | $162.50 | 15-May-2007 | 10 |
| NEW CITIZEN ECO DRIVE NIGHTHAWK PILOT SLIDE RU | $162.50 | 15-May-2007 | 20 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $158.18 | 19-May-2007 | 24 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $156.50 | 26-May-2007 | 19 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $155.00 | 05-May-2007 | 29 |
| Rare Military Slide Rule - 8+ in. Diameter! - | $149.99 | 01-May-2007 | 2 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $147.50 | 04-May-2007 | 15 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $135.50 | 21-May-2007 | 19 |
| C. Conrad Air Commander Chrono Diamond Steel S | $132.50 | 06-May-2007 | 16 |
| C. Conrad Air Commander Chrono Diamond Steel S | $132.50 | 09-May-2007 | 10 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $129.99 | 14-May-2007 | 1 |
| LARGE VINTAGE SLIDE RULE w/ BOX & PAPERWORK ~ | $129.50 | 17-May-2007 | 5 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $129.50 | 08-May-2007 | 21 |
| Slide Rule Polhemus Celestial Computer - Air N | $129.00 | 09-May-2007 | 1 |
| J. LONG MAKER Ivory Alcohol Proof Slide Rule | $127.50 | 15-May-2007 | 2 |
| MINT Pocket Flexible Pavement Design Slide Rul | $127.26 | 13-May-2007 | 7 |
| VINTAGE Soviet Military aircraft navigation sl | $120.00 | 31-May-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $119.99 | 14-May-2007 | 1 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $117.50 | 27-May-2007 | 8 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $115.50 | 04-May-2007 | 19 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $113.50 | 01-May-2007 | 17 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $112.50 | 07-May-2007 | 19 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $112.50 | 04-May-2007 | 20 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $111.50 | 30-May-2007 | 14 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $111.37 | 05-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $109.99 | 31-May-2007 | 1 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $109.00 | 31-May-2007 | 25 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $108.83 | 26-May-2007 | 13 |
| C. Conrad Air Commander Chrono Diamond Steel S | $108.50 | 03-May-2007 | 13 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $107.50 | 13-May-2007 | 24 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $106.77 | 10-May-2007 | 9 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $103.50 | 12-May-2007 | 9 |
| C. Conrad Air Commander Chrono Diamond Steel S | $102.59 | 24-May-2007 | 8 |
| C. Conrad Air Commander Chrono Diamond Steel S | $102.50 | 15-May-2007 | 16 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $102.50 | 01-May-2007 | 10 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $102.50 | 22-May-2007 | 15 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $102.50 | 13-May-2007 | 6 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $102.50 | 31-May-2007 | 18 |
| C. Conrad Air Commander Chrono Diamond Steel S | $101.40 | 27-May-2007 | 14 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $101.00 | 02-May-2007 | 9 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $101.00 | 16-May-2007 | 28 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $100.00 | 19-May-2007 | 15 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $100.00 | 18-May-2007 | 10 |
| Radio Transmission Line Calculator Circular Sl | $99.99 | 31-May-2007 | 1 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $99.99 | 31-May-2007 | 1 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $99.99 | 19-May-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 22-May-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 24-May-2007 | 1 |
| ORIENT Automatic Watch Slide Rule Military Wat | $99.00 | 25-May-2007 | 1 |
| ORIENT Automatic Watch Slide Rule Military Wat | $99.00 | 11-May-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 17-May-2007 | 1 |
| ORIENT Automatic Watch Slide Rule Military Wat | $99.00 | 18-May-2007 | 1 |
| ORIENT Automatic Watch Slide Rule Military Wat | $99.00 | 01-May-2007 | 2 |
| Orient Slide rule Titanium Automatic Watch Mil | $99.00 | 17-May-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 10-May-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 29-May-2007 | 1 |
| ORIENT Automatic Watch Slide Rule Military Wat | $99.00 | 30-May-2007 | 1 |
| Orient Slide rule Titanium Automatic Watch Mil | $99.00 | 13-May-2007 | 1 |
| Orient Slide rule Titanium Automatic Watch Mil | $99.00 | 06-May-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 15-May-2007 | 1 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $98.00 | 19-May-2007 | 19 |
| C. Conrad Air Commander Chrono Diamond Steel S | $96.50 | 31-May-2007 | 8 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 16-May-2007 | 12 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 09-May-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 08-May-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 16-May-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 19-May-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 29-May-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 11-May-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 31-May-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $96.00 | 07-May-2007 | 27 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 24-May-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $95.00 | 07-May-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $93.78 | 01-May-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $93.78 | 02-May-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $92.71 | 17-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $92.00 | 17-May-2007 | 11 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $92.00 | 29-May-2007 | 9 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $91.00 | 19-May-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $91.00 | 31-May-2007 | 2 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $91.00 | 15-May-2007 | 14 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $91.00 | 01-May-2007 | 5 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $91.00 | 12-May-2007 | 18 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $91.00 | 27-May-2007 | 11 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $90.67 | 06-May-2007 | 6 |
| BRL TR53 Janus Series Slide Rule | $90.00 | 31-May-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $90.00 | 11-May-2007 | 18 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $90.00 | 09-May-2007 | 14 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $90.00 | 28-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $89.91 | 18-May-2007 | 9 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $89.00 | 14-May-2007 | 24 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $88.77 | 07-May-2007 | 23 |
| "Slide Rule .303 Vickers Machine Gun MkIII 194 | $88.77 | 11-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $88.00 | 26-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $88.00 | 12-May-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $87.99 | 16-May-2007 | 15 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $87.91 | 19-May-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $87.00 | 02-May-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.86 | 05-May-2007 | 21 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $86.00 | 10-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $86.00 | 25-May-2007 | 5 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $86.00 | 20-May-2007 | 19 |
| Chemistry Slide Rule - Compound Chemical Equat | $86.00 | 31-May-2007 | 3 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $86.00 | 20-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.88 | 10-May-2007 | 16 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.70 | 15-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.01 | 06-May-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.00 | 30-May-2007 | 9 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $85.00 | 01-May-2007 | 12 |
| Russian double sides CIRCULAR SLIDE RULE KL-1 | $84.99 | 31-May-2007 | 1 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $84.56 | 16-May-2007 | 27 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.56 | 18-May-2007 | 12 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $84.55 | 09-May-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.00 | 13-May-2007 | 15 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.00 | 28-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $84.00 | 01-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.00 | 25-May-2007 | 6 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $83.99 | 04-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.77 | 31-May-2007 | 13 |
| Stephens & Co. No.23 Folding Rule w/ Slide | $83.50 | 23-May-2007 | 9 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $83.00 | 15-May-2007 | 5 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 08-May-2007 | 14 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $83.00 | 09-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 20-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 28-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 24-May-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 24-May-2007 | 5 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 16-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $82.97 | 22-May-2007 | 10 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $82.89 | 13-May-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.55 | 09-May-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $82.51 | 20-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $82.51 | 20-May-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.50 | 14-May-2007 | 12 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $82.07 | 06-May-2007 | 7 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $82.02 | 14-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 29-May-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 29-May-2007 | 5 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $82.00 | 26-May-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $82.00 | 17-May-2007 | 12 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $82.00 | 01-May-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.55 | 14-May-2007 | 11 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $81.51 | 03-May-2007 | 11 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $81.50 | 20-May-2007 | 13 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $81.11 | 04-May-2007 | 10 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $81.11 | 04-May-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 15-May-2007 | 25 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 21-May-2007 | 9 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $81.00 | 30-May-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $81.00 | 18-May-2007 | 13 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $81.00 | 16-May-2007 | 19 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $81.00 | 11-May-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $81.00 | 31-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 26-May-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 04-May-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 31-May-2007 | 13 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $81.00 | 10-May-2007 | 9 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $81.00 | 02-May-2007 | 21 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 20-May-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.80 | 23-May-2007 | 8 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $80.12 | 31-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $80.00 | 14-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.00 | 05-May-2007 | 16 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $80.00 | 15-May-2007 | 12 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $80.00 | 13-May-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $80.00 | 13-May-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $79.51 | 03-May-2007 | 10 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $79.51 | 20-May-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $79.01 | 22-May-2007 | 9 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $79.00 | 11-May-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $79.00 | 03-May-2007 | 5 |
| INVICTA MENS WATCH 3057 SWISS MULTIFUNCTION SL | $79.00 | 31-May-2007 | 1 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $79.00 | 16-May-2007 | 8 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $79.00 | 22-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $79.00 | 08-May-2007 | 10 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $78.77 | 20-May-2007 | 10 |
| C. Conrad Air Commander Chrono Diamond Steel S | $78.66 | 18-May-2007 | 12 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $78.51 | 24-May-2007 | 5 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $78.50 | 15-May-2007 | 5 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $78.09 | 30-May-2007 | 14 |
| Staedtler-Mars Bamboo Slide Rule Great Conditi | $78.00 | 13-May-2007 | 10 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $78.00 | 29-May-2007 | 18 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $78.00 | 22-May-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.56 | 11-May-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 08-May-2007 | 5 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $77.51 | 06-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 06-May-2007 | 6 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $77.51 | 03-May-2007 | 8 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $77.51 | 07-May-2007 | 4 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 04-May-2007 | 7 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $77.51 | 05-May-2007 | 5 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 06-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 15-May-2007 | 8 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $77.11 | 03-May-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.00 | 27-May-2007 | 8 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $77.00 | 01-May-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.00 | 04-May-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.00 | 08-May-2007 | 17 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.00 | 03-May-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.00 | 02-May-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.00 | 30-May-2007 | 15 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $77.00 | 04-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.51 | 12-May-2007 | 7 |
| new SEIKO PILOT SLIDERULE SplitSecond NAVIGATO | $76.24 | 30-May-2007 | 16 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.22 | 07-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.11 | 03-May-2007 | 14 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.11 | 04-May-2007 | 5 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $76.10 | 02-May-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.00 | 22-May-2007 | 12 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $76.00 | 28-May-2007 | 12 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $76.00 | 14-May-2007 | 9 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $75.56 | 14-May-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $75.22 | 28-May-2007 | 4 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $75.11 | 07-May-2007 | 15 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $75.10 | 23-May-2007 | 7 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $75.09 | 21-May-2007 | 8 |
| Stanley #16 Folding ruler with slide | $75.09 | 23-May-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $75.09 | 25-May-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $75.09 | 21-May-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $75.04 | 01-May-2007 | 10 |
| Boxwood Gunter's Calculation Ruler - Pre Slide | $75.00 | 15-May-2007 | 1 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $75.00 | 06-May-2007 | 11 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $75.00 | 24-May-2007 | 25 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $75.00 | 06-May-2007 | 10 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $74.57 | 25-May-2007 | 27 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $74.00 | 13-May-2007 | 13 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $74.00 | 29-May-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $74.00 | 23-May-2007 | 6 |
| 2 Pocket SLIDE RULEs & leather cases -UTO & LI | $74.00 | 12-May-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.77 | 13-May-2007 | 12 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $73.57 | 31-May-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.51 | 09-May-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.50 | 22-May-2007 | 22 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $73.25 | 10-May-2007 | 5 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 10-May-2007 | 18 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $73.00 | 07-May-2007 | 19 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $73.00 | 06-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 02-May-2007 | 13 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $73.00 | 04-May-2007 | 24 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $72.51 | 10-May-2007 | 1 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $72.23 | 19-May-2007 | 24 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $72.12 | 02-May-2007 | 14 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $72.09 | 22-May-2007 | 5 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $72.05 | 01-May-2007 | 11 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $72.00 | 19-May-2007 | 27 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $72.00 | 12-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $72.00 | 23-May-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $72.00 | 30-May-2007 | 6 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $71.77 | 09-May-2007 | 6 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $71.77 | 09-May-2007 | 17 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $71.70 | 06-May-2007 | 11 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $71.17 | 07-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.12 | 27-May-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.10 | 12-May-2007 | 10 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $71.09 | 24-May-2007 | 12 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $71.01 | 22-May-2007 | 16 |
| Lot 13 Vintage Engineer Slide Rules~Wood~Metal | $71.01 | 08-May-2007 | 17 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.00 | 25-May-2007 | 10 |
| SWANK SLIDE RULE TIE CLIP CLASP MOVING PARTS W | $71.00 | 13-May-2007 | 13 |
| Men's ORIENT Titanium Military Slide rule (CEM | $71.00 | 24-May-2007 | 4 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $71.00 | 12-May-2007 | 8 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $71.00 | 28-May-2007 | 11 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $71.00 | 22-May-2007 | 19 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $71.00 | 13-May-2007 | 19 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $71.00 | 02-May-2007 | 5 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $71.00 | 16-May-2007 | 18 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $71.00 | 02-May-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $70.95 | 09-May-2007 | 6 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $70.34 | 30-May-2007 | 5 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $70.34 | 25-May-2007 | 12 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $70.00 | 15-May-2007 | 4 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $70.00 | 17-May-2007 | 8 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $70.00 | 16-May-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $70.00 | 11-May-2007 | 10 |
| Rare 1930 German Nester Reitz Slide Rule 23R/3 | $69.95 | 18-May-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $69.00 | 19-May-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $69.00 | 02-May-2007 | 18 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $69.00 | 15-May-2007 | 11 |
| Swank SLIDE RULE Money Clip w/moving parts Ori | $69.00 | 10-May-2007 | 6 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $68.00 | 19-May-2007 | 20 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $68.00 | 02-May-2007 | 15 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $67.99 | 09-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $67.89 | 03-May-2007 | 8 |
| CIRCULAR SLIDE RULE KEY CHAIN MADE IN USA LQQK | $67.01 | 24-May-2007 | 5 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $67.00 | 11-May-2007 | 14 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $67.00 | 15-May-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $67.00 | 06-May-2007 | 17 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $66.56 | 04-May-2007 | 6 |
| Old FAIRBANKS MORSE ZC Well Pump Gas Engine SL | $66.55 | 16-May-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $66.55 | 17-May-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $66.00 | 10-May-2007 | 12 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $66.00 | 27-May-2007 | 3 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $66.00 | 03-May-2007 | 9 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $66.00 | 16-May-2007 | 7 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $66.00 | 30-May-2007 | 22 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $65.40 | 03-May-2007 | 9 |
| Sans & Streiffe Bamboo Slide Rule # 311 | $65.00 | 24-May-2007 | 1 |
| Sans & Streiffe Bamboo Slide Rule # 311 | $65.00 | 16-May-2007 | 1 |
| Effects of Nuclear Weapons Slide Rule & Book - | $64.99 | 01-May-2007 | 1 |
| "Vintage LOGA Swiss Made Circular Slide Rule & | $64.59 | 05-May-2007 | 11 |
| Classic SEIKO NAVIGATOR SLIDE RULE SplitSecond | $64.10 | 07-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $64.00 | 19-May-2007 | 8 |
| SEIKO Pilot Slide Rule Navigator SplitSec Chro | $63.66 | 09-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $63.00 | 12-May-2007 | 13 |
| Graphoplex Slide Rule type 690a (rčgle a calcu | $62.99 | 13-May-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $62.50 | 05-May-2007 | 5 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $62.16 | 01-May-2007 | 12 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $62.00 | 18-May-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $62.00 | 18-May-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $61.70 | 07-May-2007 | 10 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $61.44 | 13-May-2007 | 11 |
| Vintage SWANK Slide Rule Tie Clip Clasp Origin | $61.00 | 06-May-2007 | 7 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $61.00 | 08-May-2007 | 5 |
| Antique Slide Rule Loga Calculator 75 Swiss EX | $61.00 | 26-May-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $61.00 | 24-May-2007 | 6 |
| OLD SLIDE RULE/1963/ USED 2 TIMES NO RESERVE | $60.99 | 13-May-2007 | 13 |
| C. Conrad Air Commander Chrono Diamond Steel S | $60.50 | 12-May-2007 | 16 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $59.44 | 10-May-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $59.00 | 21-May-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $58.92 | 21-May-2007 | 7 |
| Vintage 4 Oilfield Oil Well Air Gas Flow Slide | $58.54 | 24-May-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $58.00 | 09-May-2007 | 6 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $58.00 | 27-May-2007 | 11 |
| DIWA Polylog Slide Rule #1140 Stainless Steel | $58.00 | 13-May-2007 | 6 |
| Group of eight old slide rules with leather ca | $57.99 | 26-May-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $57.73 | 18-May-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $57.51 | 24-May-2007 | 3 |
| 15 cm REISS ALUMINUM SLIDE RULE regolo calcola | $57.00 | 19-May-2007 | 8 |
| Old Brass Wood Hapt's Folding Slide Hat Rule | $57.00 | 08-May-2007 | 8 |
| Halden Calculex Circular Slide Rule | $56.89 | 27-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $56.33 | 30-May-2007 | 4 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $56.00 | 09-May-2007 | 8 |
| double Slide Rule special calculator for Plumb | $56.00 | 12-May-2007 | 4 |
| "VINTAGE K-E 7"" SLIDE RULE copyright 1947 wit | $55.99 | 14-May-2007 | 11 |
| SWANK SLIDE RULE TIE CLIP CLASP MOVING PARTS W | $55.79 | 27-May-2007 | 5 |
| "2 Associated Spring Calculator Slide Rules, 1 | $55.00 | 21-May-2007 | 1 |
| "SINCO Rotolog 400, Model 1610 Circular Slide | $55.00 | 08-May-2007 | 11 |
| Compact Fuji Log Log Slide rule - MINT | $55.00 | 05-May-2007 | 8 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $54.70 | 21-May-2007 | 6 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $54.13 | 23-May-2007 | 9 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $54.00 | 04-May-2007 | 11 |
| WWII LOAD ADJUSTER SLIDE RULE FOR THE B-24 AND | $53.00 | 30-May-2007 | 4 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $53.00 | 08-May-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $53.00 | 15-May-2007 | 6 |
| Antique Boxwood slide rule c.1820-1860 by F. R | $52.56 | 26-May-2007 | 6 |
| Swank SLIDE RULE TIE CLASP w/Moving Parts - Or | $51.99 | 03-May-2007 | 8 |
| Nevil Shute SLIDE RULE true first edition in d | $51.25 | 12-May-2007 | 6 |
| Rare PROBABILITY SLIDE RULE by Measurement Ana | $51.01 | 06-May-2007 | 7 |
| HUGE Awesome 1960s Lucerne Slide Rule Chrono S | $51.00 | 06-May-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $51.00 | 06-May-2007 | 10 |
| "5 Ft. detailed, solid wood, science, Slide Ru | $51.00 | 04-May-2007 | 5 |
| Vintage Slide Rule Cufflinks/Tie Bar Set | $50.99 | 10-May-2007 | 9 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $49.99 | 02-May-2007 | 1 |
| rare Royal Navy Doppler sonobuoy slide rule | $49.99 | 01-May-2007 | 1 |
| Antique 12 Foot Paper Hanger Carpenter Rule Ru | $49.99 | 21-May-2007 | 2 |
| So you wanna start a slide rule collection HUH | $49.99 | 04-May-2007 | 1 |
| USSR MILITARY RUSSIAN CIRCULAR SLIDE RULE KL-1 | $49.99 | 20-May-2007 | 1 |
| Hope Slide Rule Set No 530 + No 59 Engineers n | $49.00 | 06-May-2007 | 1 |
| 1955 NOS STOCK MARKET SLIDE RULE CALCULATOR NY | $49.00 | 23-May-2007 | 1 |
| 1955 NOS STOCK MARKET SLIDE RULE CALCULATOR NY | $49.00 | 31-May-2007 | 1 |
| VINTAGE Russian BIG CIRCULAR Chemical slide ru | $49.00 | 17-May-2007 | 1 |
| 1955 NOS STOCK MARKET SLIDE RULE CALCULATOR NY | $49.00 | 07-May-2007 | 1 |
| RARE SOVIET MILITARY CIRCULAR SLIDE RULE 1960s | $48.87 | 30-May-2007 | 4 |
| MUSKETRY SLIDE RULE OF 1918 RANGE GUN FINDER M | $48.79 | 09-May-2007 | 5 |
| Rarest Soviet Cold War Nuclear Circular Slide | $47.99 | 31-May-2007 | 1 |
| Vintage Large Professional Binary Circular Sli | $47.00 | 14-May-2007 | 5 |
| rare Royal Navy Doppler sonobuoy slide rule | $47.00 | 13-May-2007 | 4 |
| RADIOGRAPHIC EXPOSURE CALC SLIDE RULE AMERSHAM | $47.00 | 31-May-2007 | 10 |
| 1969 Fearns Circular Slide Rule In Case w PW E | $47.00 | 11-May-2007 | 3 |
| Old Stanley R&L Co. #12 Boxwood&Brass Rule w/S | $44.70 | 03-May-2007 | 4 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $44.11 | 08-May-2007 | 10 |
| Fabulous Occupied Japan Slide Rule With Case! | $43.99 | 15-May-2007 | 4 |
| Slide Rule Tie Bar/Works | $43.87 | 01-May-2007 | 6 |
| Vintage Slide Rule Tie Clip Royal Drafting Sup | $43.87 | 31-May-2007 | 11 |
| STERLING SILVER SLIDE RULE CUFF LINK AND TIE B | $43.50 | 12-May-2007 | 8 |
| "Vintage Italian Slide Rule G. Marcantoni, Mil | $42.69 | 21-May-2007 | 7 |
| RARE DARMSTADT REISS ALLUMINUM SLIDE RULE REGO | $42.07 | 16-May-2007 | 7 |
| Grumman Albatross load adjuster slide rule | $42.01 | 01-May-2007 | 3 |
| Vintage Moving Vernon Sterling Slide Ruler Tie | $41.99 | 05-May-2007 | 1 |
| VINTAGE CIRCULAR POCKET ROUND SLIDE RULE CALCU | $41.53 | 24-May-2007 | 8 |
| Superb speciality SLIDE RULE for valve enginee | $41.50 | 06-May-2007 | 6 |
| 60s TIE CLASP WORKING SLIDE RULE DRAFTING ENGI | $41.00 | 14-May-2007 | 4 |
| Vintage Lot White Motor Co Trucks Slide Rulers | $41.00 | 10-May-2007 | 10 |
| 1950s Vintage Slide Rule Cufflinks | $41.00 | 22-May-2007 | 7 |
| Swank SLIDE RULE Tie Tack/Clasp/Bar w/moving p | $40.99 | 10-May-2007 | 4 |
| VINTAGE 1936 MIDGET SLIDE RULE IN LEATHER CASE | $40.82 | 03-May-2007 | 5 |
| Scientific Instruments Log Log 6 Inch Slide Ru | $40.69 | 08-May-2007 | 10 |
| MINT Teenl Soil Density Slide Rule | $40.10 | 13-May-2007 | 6 |
| USSR MILITARY RUSSIAN CIRCULAR SLIDE RULE KL-1 | $39.99 | 24-May-2007 | 1 |
| 4 Oilfield Oil Well Drilling Slide Rule Engine | $39.99 | 24-May-2007 | 9 |
| rare Royal Navy Doppler sonobuoy slide rule | $39.99 | 31-May-2007 | 2 |
| VINTAGE DRAFTING SLIDE RULES WOOD RULERS PENCI | $39.98 | 31-May-2007 | 8 |
| RARE 1971 MUSIGRAPH 100 LEARN MUSIC SLIDE RULE | $38.50 | 17-May-2007 | 2 |
| Sonar: Underwater Acoustics Notes and Sonar Sl | $37.50 | 01-May-2007 | 1 |
| Sama & Etani Circular Slide Rule /Periodic Tab | $37.26 | 04-May-2007 | 6 |
| WWII CIRCULAR SLIDE RULE ALTITUDE CORRECTION C | $37.10 | 11-May-2007 | 9 |
| Vintage Ricoh 151 Slide Rule With Leather Case | $36.69 | 01-May-2007 | 5 |
| Vintage Diwa of Denmark Polylog Slide Rule | $36.05 | 09-May-2007 | 8 |
| VINTAGE THE SLIDE RULE AND TECHNICAL PROBLEM S | $36.00 | 13-May-2007 | 1 |
| STANLEY Boxwood & Brass Folding Rule with Cali | $36.00 | 08-May-2007 | 6 |
| A-bomb nuclear yield circular slide rule MINT | $36.00 | 21-May-2007 | 4 |
| Two Circular Slide Rules | $36.00 | 10-May-2007 | 8 |
| 1943 SLIDE RULE MANUAL MANNHEIM CIRCULAR POLYP | $36.00 | 10-May-2007 | 6 |
| Pocket Slide Rule | $35.00 | 12-May-2007 | 11 |
| Hope 530 Slide Rule Engineer New in the Box Co | $35.00 | 06-May-2007 | 1 |
| "U.S. Military Slide Rule American Blueprint C | $35.00 | 08-May-2007 | 1 |
| UPSON #100 Brass Bound Boxwood Caliper Slide R | $35.00 | 08-May-2007 | 1 |
| Climatemaker Heat Loss Slide Rule 1938 IOB & P | $34.80 | 02-May-2007 | 3 |
| FOXBORO Flow Rule Slide Rule | $34.00 | 16-May-2007 | 7 |
| VINTAGE SLIDE RULE WITH CASE AND INSTRUCTION B | $33.99 | 16-May-2007 | 6 |
| "VINTAGE BRASS ENCASED 12"" FOLDING RULE-3"" B | $33.29 | 09-May-2007 | 4 |
| Hope 530 Slide Rule Engineer New in the Box Co | $33.00 | 31-May-2007 | 1 |
| Hope 530 Slide Rule Engineer New in the Box Co | $33.00 | 20-May-2007 | 1 |
| Hope 530 Slide Rule Engineer New in the Box Co | $33.00 | 16-May-2007 | 1 |
| OLD USSR CIRCULAR SLIDE RULE. | $33.00 | 07-May-2007 | 4 |
| Eleven Paper Electronics Slide Rules and Chart | $32.99 | 28-May-2007 | 5 |
| WWII LOAD ADJUSTER SLIDE RULE FOR THE B-24 AND | $32.99 | 20-May-2007 | 1 |
| WWII LOAD ADJUSTER SLIDE RULE FOR THE B-24 AND | $32.99 | 11-May-2007 | 1 |
| THE SLIDE RULE BY CHARLES HOARE 1918 PLUS EXTR | $32.87 | 06-May-2007 | 4 |
| TWO VINTAGE LEATHER CASED SLIDE RULERS | $32.77 | 14-May-2007 | 4 |
| VINTAGE CIRCULAR BINARY SLIDE RULE with INSTRU | $32.55 | 26-May-2007 | 9 |
| Introduction to Sonar Technology +Sonar Slide | $32.50 | 01-May-2007 | 1 |
| Slide Rule Slidedisk Norma Grafia 190 Circular | $32.00 | 18-May-2007 | 5 |
| Vintage Cooke Radio Slide Rule with Case | $31.00 | 03-May-2007 | 5 |
| Delights of the Slide Rule by Clyde B Clason - | $31.00 | 22-May-2007 | 4 |
| 44MM AUTO NAVIGATOR WATCH 3 REGISTERS SLIDE RU | $31.00 | 23-May-2007 | 1 |
| 2 SLIDE RULES WITH CASES | $31.00 | 19-May-2007 | 11 |
| 1950'S SLIDE RULE WITH LEATHER CASE | $30.87 | 16-May-2007 | 4 |
| INFORMATIVE BOOK MANUAL TEXT FOR SLIDE RULE OP | $30.69 | 16-May-2007 | 2 |
| Vintage Russian Military Circular Slide Rule - | $29.99 | 31-May-2007 | 1 |
| Consolidated RY-3 Liberator load adjuster slid | $29.99 | 31-May-2007 | 1 |
| POLY PHASE SLIDE RULE | $29.99 | 02-May-2007 | 2 |
| North American B-25 Mitchell load adjuster sli | $29.99 | 01-May-2007 | 1 |
| "B&W CIRCULAR SLIDE RULE CALCULATOR FOR INDUCT | $29.00 | 26-May-2007 | 5 |
| Consolidated B-24 Liberator load adjuster slid | $28.99 | 01-May-2007 | 2 |
| 27 DRAFTING LOT set Templates SLIDE RULE lutz | $28.00 | 10-May-2007 | 13 |
| LOT OF 5 UNUSED STUDENT MANNHEIM TRIG SLIDE RU | $27.98 | 24-May-2007 | 4 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 31-May-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 10-May-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 30-May-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 17-May-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 23-May-2007 | 1 |
| UNIQUE MENS SLIDE RULE TIE CLASP | $27.50 | 25-May-2007 | 3 |
| 3 VINTAGE SLIDE RULES + CASES + INSTRUCTIONS N | $27.35 | 10-May-2007 | 4 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 18-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 18-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 17-May-2007 | 1 |
| Scientific Instruments #250 Circular Slide Rul | $27.00 | 08-May-2007 | 9 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 11-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 11-May-2007 | 1 |
| Excellent Conscise Circular Slide Rule No Rese | $27.00 | 27-May-2007 | 6 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 13-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 13-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 11-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $27.00 | 18-May-2007 | 1 |
| SLIDE RULE OPPORTUNITY LOT | $26.99 | 04-May-2007 | 7 |
| VINTAGE 1940'S GUITAR SLIDE RULE--VERY VERY CO | $26.79 | 19-May-2007 | 8 |
| Vintage 1957 TWA Airlines Engineer Slide Rule | $26.51 | 18-May-2007 | 5 |
| Boeing Zero Defects Award circular slide rule | $26.51 | 16-May-2007 | 4 |
| Vintage Cooke Radio 4139 Slide Rule With Origi | $26.51 | 28-May-2007 | 5 |
| Norma Grafia 190 DBGM Circular Slide Rule | $26.50 | 13-May-2007 | 9 |
| JERRY DOUGLAS SIGNED CD Slide Rule DOBRO Aliso | $26.50 | 17-May-2007 | 1 |
| Vintage No. 106 INTERLOX Wooden Slide Ruler~Ma | $26.25 | 14-May-2007 | 4 |
| Bailey Orifice and Flow Nozzle Calculator slid | $26.06 | 25-May-2007 | 9 |
| Vintage U.S. Govt. Load Adjuster Slide Rule w/ | $26.00 | 03-May-2007 | 5 |
| "Circular Binary Slide Rule, 8-5/16"" 1940 Wit | $26.00 | 05-May-2007 | 4 |
| 1960s SLIDE RULE TYPE FOOTBALL PENALTY OFFICIA | $26.00 | 29-May-2007 | 4 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 5 st | $26.00 | 18-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 5 st | $26.00 | 13-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 5 st | $26.00 | 20-May-2007 | 1 |
| Vintage 1943 Slide Rule & Logarithms Instructi | $26.00 | 20-May-2007 | 9 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 5 st | $26.00 | 17-May-2007 | 1 |
| 1960's Barber Colman (Coleman) Slide Rule Rock | $26.00 | 30-May-2007 | 6 |
| Original WWII US Army 4.2 in chemical MORTAR s | $26.00 | 13-May-2007 | 6 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 5 st | $26.00 | 11-May-2007 | 1 |
| OLD USSR CIRCULAR SLIDE RULE. | $25.99 | 23-May-2007 | 3 |
| US Military American BluePrint Slide Rule and | $25.49 | 27-May-2007 | 2 |
| 2 Folding Slide Wood Rule Stanley Interlox | $25.49 | 07-May-2007 | 4 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 4 st | $25.00 | 11-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 4 st | $25.00 | 13-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY VIOLIN VI | $25.00 | 18-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 4 st | $25.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY CELLO FID | $25.00 | 13-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 4 st | $25.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY CELLO FID | $25.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY CELLO FID | $25.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY CELLO FID | $25.00 | 11-May-2007 | 1 |
| "VINTAGE WOOD WOODEN SLIDE RULE RULER, BOOKLET | $25.00 | 30-May-2007 | 15 |
| keytomusic SLIDE RULE- Learn to PLAY VIOLIN VI | $25.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY BASS 4 st | $25.00 | 18-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY VIOLIN VI | $25.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY VIOLIN VI | $25.00 | 11-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY CELLO FID | $25.00 | 18-May-2007 | 1 |
| Vintage Slide Rule Ruler Payroll Tax Calculato | $24.99 | 02-May-2007 | 1 |
| Consolidated C-109 Liberator load adjuster sli | $24.99 | 01-May-2007 | 1 |
| RARE 1971 MUSIGRAPH 100 LEARN MUSIC SLIDE RULE | $24.99 | 01-May-2007 | 1 |
| RARE SOVIET PILOT AIR FORCE MILITARY SLIDE RUL | $24.99 | 29-May-2007 | 2 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 30-May-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 09-May-2007 | 1 |
| 1938 CHAMPION SPARK PLUG Slide-Rule SELECTOR | $24.95 | 28-May-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 13-May-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 21-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to PLAY GUITAR NO | $24.95 | 13-May-2007 | 1 |
| Vintage 1960's SLIDE RULE TIE TACK - money cli | $24.32 | 07-May-2007 | 14 |
| 4 Vintage Oilfield Oil Well Pump Calculator Sl | $24.04 | 24-May-2007 | 3 |
| VINTAGE STARRETT #425 6 INCH POCKET SLIDE CALI | $24.01 | 01-May-2007 | 9 |
| 1937 Polyphase Slide Rule Dawson Uncommon Log | $23.50 | 11-May-2007 | 4 |
| COLLECTION OF VINTAGE SLIDE RULES | $23.27 | 21-May-2007 | 2 |
| keytomusic SLIDE RULE- Learn to PLAY VIOLIN VI | $22.95 | 13-May-2007 | 1 |
| The Slide Rule Principles and Applications boo | $22.50 | 31-May-2007 | 5 |
| "VINTAGE STANLEY #32 FOLD RULER w/BRASS SLIDE | $22.49 | 05-May-2007 | 5 |
| WW2 USAAF (air force) Time & Distance Round Sl | $22.19 | 01-May-2007 | 4 |
| Bamboo Relay Sliderule No. 105 slide rule No R | $22.19 | 15-May-2007 | 4 |
| Daro-Reiss Slide rule made in Germany | $22.00 | 28-May-2007 | 3 |
| keytomusic SLIDE RULE- Learn to Play PIANO KEY | $22.00 | 11-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to Play PIANO KEY | $22.00 | 17-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to Play PIANO KEY | $22.00 | 20-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to Play PIANO KEY | $22.00 | 18-May-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 14-May-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 29-May-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 21-May-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 07-May-2007 | 1 |
| CIRCULAR SLIDE RULE Sama & Etani #600 US GOVT | $21.89 | 15-May-2007 | 7 |
| "Rockwell ""Scientific Sliderule"" electronic | $21.51 | 03-May-2007 | 4 |
| RARE REISS ALUMINUM SLIDE RULE | $21.50 | 19-May-2007 | 2 |
| H Chapin #46 - 2 Fold Slide Rule | $21.45 | 24-May-2007 | 2 |
| Slide Rule Pencil Cup-Ole Jorgensen-Metric-Den | $21.31 | 13-May-2007 | 3 |
| V.C. & S vintage engraved slide rule w/ case o | $21.30 | 13-May-2007 | 6 |
| "8.5"" DIA. THE BINARY SLIDE RULE 1940 VINTAGE | $21.00 | 27-May-2007 | 11 |
| 2 Vintage Slide Rule Stanely 136 1/2 + M.W. Co | $20.50 | 08-May-2007 | 5 |
| Vintage MIDGET SLIDE RULE Gilson with Booklet | $20.50 | 24-May-2007 | 5 |
| Jason No. 802 Bamboo Slide Rule + Case Made in | $20.50 | 31-May-2007 | 6 |
| VINTAGE 1968 OHM SLIDE RULE NM | $20.50 | 01-May-2007 | 4 |
| Acu-Math Log-Log Decimal Trig All Metal Slide | $20.50 | 01-May-2007 | 5 |
| Consolidated C-87 Liberator load adjuster slid | $20.50 | 01-May-2007 | 2 |
| "Vintage 1944 Charles Bruning Pocker Slide Rul | $20.50 | 21-May-2007 | 4 |
| "Alpha 4028 Circular Slide Rule with Instructi | $20.07 | 31-May-2007 | 8 |
| Relay/Ricoh Bamboo Slide Rule No. 80 in Case | $20.00 | 01-May-2007 | 1 |
| Relay/Ricoh Bamboo Slide Rule No. 80 in Case | $20.00 | 10-May-2007 | 1 |
| Vibration calculator slide rule chart Endevco | $20.00 | 22-May-2007 | 1 |
| Vintage Drafting Tools & Slide Rule LOT | $20.00 | 03-May-2007 | 1 |
| "VINTAGE 8.25"" PROF BINARY CIRCULAR SLIDE RUL | $19.99 | 29-May-2007 | 1 |
| Beechcraft AT-11 Kansan load adjuster slide ru | $19.99 | 01-May-2007 | 1 |
| JASON 802 BAMBOO SLIDE RULE W/ ORG. HARD LEATH | $19.99 | 13-May-2007 | 1 |
| "VINTAGE COLLECTORs 5""SLIDE RULE LOGAREX 2720 | $19.99 | 18-May-2007 | 1 |
| Vintage Amperes Wood Slide Rule Border States | $19.99 | 19-May-2007 | 1 |
| Beechcraft JRB / SNB Expeditor load adjuster s | $19.99 | 01-May-2007 | 1 |
| STANLEY Boxwood & Brass Folding Rule with Cali | $19.99 | 29-May-2007 | 1 |
| Douglas A-26C Invader load adjuster slide rule | $19.99 | 01-May-2007 | 1 |
| "VINTAGE RUSSIAN AVIATION WOODEN SLIDE RULE, 1 | $19.99 | 08-May-2007 | 1 |
| VINTAGE STANCOR MULTI SLIDE RULE ADVERTISING P | $19.99 | 22-May-2007 | 1 |
| Douglas C-53 Skytrooper load adjuster slide ru | $19.99 | 01-May-2007 | 1 |
| Aluminum Slide Ruler Model N-515-T with Leathe | $19.99 | 30-May-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 16-May-2007 | 1 |
| Antq Vtg Lufkin #7162 4ft Sliding Slide Ruler | $19.95 | 16-May-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 18-May-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 22-May-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 25-May-2007 | 1 |
| keytomusic SLIDE RULE- Learn to Play PIANO KEY | $19.95 | 13-May-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 11-May-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 10-May-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 23-May-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 18-May-2007 | 1 |
| ~ SLIDE RULER~ TIE CLASP~ MUST HAVE FOR THE CA | $19.05 | 06-May-2007 | 6 |
| US AIR FORCE CH-3C HELICOPTER LOAD SLIDE RULE | $18.99 | 10-May-2007 | 1 |
| WW2 USAAF D-4 Computer/Sliderule WWII USAAC | $18.51 | 31-May-2007 | 4 |
| 1936 Unusual Round Slide Rule In Pouch -NR- | $18.27 | 27-May-2007 | 9 |
| STAEDTLER No. 54408n SLIDE RULE | $18.18 | 31-May-2007 | 5 |
| Polymath Multiplex Decimal Trig (slide rule) | $18.09 | 18-May-2007 | 3 |
| VINTAGE ROUND SLIDE RULER-SOLUTIONS FOR TRIANG | $18.07 | 02-May-2007 | 5 |
| Gibson Midget (Circular) Slide Rule | $18.01 | 08-May-2007 | 5 |
| The Slide Rule and How to Use It | $18.00 | 02-May-2007 | 1 |
| SLIDE RULE-MINT CONDITION | $17.99 | 24-May-2007 | 1 |
| 1977 BUICK METRIC TO ENGLISH SLIDE RULE CONVER | $17.95 | 13-May-2007 | 1 |
| TWO VINTAGE SLIDE RULES ACU-MATH AND AREL WITH | $17.50 | 13-May-2007 | 2 |
| Antique Wooden 48 INTERLOX MASTER SLIDE RULE 1 | $17.06 | 01-May-2007 | 6 |
| WHEEL RIM LUG PATTERN GUAGE MEASURING TOOL SLI | $16.99 | 31-May-2007 | 1 |
| WHEEL RIM LUG PATTERN GUAGE MEASURING TOOL SLI | $16.99 | 07-May-2007 | 1 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $16.99 | 06-May-2007 | 2 |
| WHEEL RIM LUG PATTERN GUAGE MEASURING TOOL SLI | $16.99 | 18-May-2007 | 1 |
| Vintage Sterling Silver Slide Rule Tie Tack Ba | $16.84 | 31-May-2007 | 4 |
| vintage slide rule goodyear rubber bottle open | $16.60 | 17-May-2007 | 7 |
| "Slide rule, Rosenblads" | $16.50 | 01-May-2007 | 2 |
| Lockheed Aviation Promotional Adv. Slide Rule | $16.50 | 01-May-2007 | 3 |
| WWII C-118A Load Adjuster Slide Rule w/Leather | $16.27 | 13-May-2007 | 3 |
| Dual Base Log Log vector hyperbolic slide rule | $16.26 | 19-May-2007 | 4 |
| USS Oilwell Production Calculator Slide Rule | $16.01 | 08-May-2007 | 4 |
| Vintage Circular Slide Rule By Gilson Copyrigh | $15.51 | 07-May-2007 | 3 |
| Vintage Slide Rule Calculator Arithma Addiator | $15.50 | 31-May-2007 | 4 |
| Vintage IBM Slide Rules (2) | $15.50 | 28-May-2007 | 5 |
| "Logarex 27403-X Darmstadt Slide Rule, New" | $15.50 | 19-May-2007 | 2 |
| Israeli made (?) slide rule marked TADIRAN | $15.50 | 23-May-2007 | 5 |
| 1969 GIBBY music slide rule book major scale t | $15.50 | 25-May-2007 | 2 |
| Vintage Doric Slide Rule in Leather Carrying C | $15.50 | 22-May-2007 | 1 |
| Acu-Math Vintage Slide Rule With Case Box Inst | $15.50 | 22-May-2007 | 3 |
| Terre Haute Indiana Concrete Slide Rule | $15.50 | 21-May-2007 | 8 |
| Slide Rule how to use vintage manual self help | $15.50 | 31-May-2007 | 10 |
| Older US Air Force Pocket Aerial Photo Slide R | $15.39 | 20-May-2007 | 3 |
| LUTZ SLIDE RULE & LEATHER CASE made for US GOV | $15.29 | 05-May-2007 | 8 |
| Micronta #150 Slide Rule | $15.00 | 16-May-2007 | 1 |
| Vintage Russian USSR wooden Slide Rule 1959 | $15.00 | 18-May-2007 | 1 |
| VINTAGE STANCOR MULTI SLIDE RULE ADVERTISING P | $15.00 | 30-May-2007 | 1 |
| Vintage Russian USSR wooden Slide Rule 1959 | $15.00 | 10-May-2007 | 1 |
| Vintage Russian USSR wooden Slide Rule 1959 | $15.00 | 29-May-2007 | 1 |
| Relay Bamboo Slide Rule No. 403 10cm With Case | $15.00 | 13-May-2007 | 3 |
| Consolidated B-24 Liberator load adjuster slid | $14.99 | 01-May-2007 | 1 |
| Curtiss C-46 Commando load adjuster slide rule | $14.99 | 31-May-2007 | 1 |
| "VINTAGE RUSSIAN AVIATION WOODEN SLIDE RULE, 1 | $14.99 | 15-May-2007 | 1 |
| Vintage INTERLOX MASTER SLIDE RULE No. 106 Exc | $14.99 | 01-May-2007 | 2 |
| Boeing KC-135A Stratotanker load adjuster slid | $14.99 | 01-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 07-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS SPOT LIGHT IMP | $14.95 | 02-May-2007 | 1 |
| BASS SLIDE RULE 5 POSITIONS ! PLAY A FRETLESS | $14.95 | 02-May-2007 | 1 |
| 1977 BUICK METRIC TO ENGLISH SLIDE RULE CONVER | $14.95 | 31-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - Stand Up Strin | $14.95 | 05-May-2007 | 1 |
| VIOLIN SLIDE RULE - 5 POSITIONS -Every note in | $14.95 | 05-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - Django Rhineh | $14.95 | 05-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 05-May-2007 | 1 |
| "UKULELE SLIDE RULE - 5 POSITIONS - Every note | $14.95 | 05-May-2007 | 1 |
| "UKULELE SLIDE RULE - 5 POSITIONS - Every note | $14.95 | 12-May-2007 | 1 |
| "MANDOLIN SLIDE RULE - 5 POSITIONS - Every not | $14.95 | 12-May-2007 | 1 |
| 5-STRING BANJO SLIDE RULE 5 POSITIONS EVERY NO | $14.95 | 13-May-2007 | 1 |
| BASS SLIDE RULE 5 POSITIONS ! PLAY A FRETLESS | $14.95 | 15-May-2007 | 1 |
| STRING BASS SLIDE RULE - 5 POSITIONS - Charles | $14.95 | 27-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - Django Rhineh | $14.95 | 15-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - YNGWIE MALMS | $14.95 | 16-May-2007 | 1 |
| 5 STRING BASS SLIDE RULE - 5 POSITIONS - low B | $14.95 | 26-May-2007 | 1 |
| "UKULELE SLIDE RULE - 5 POSITIONS - Every note | $14.95 | 26-May-2007 | 1 |
| "MANDOLIN SLIDE RULE - 5 POSITIONS - Every not | $14.95 | 26-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - Django Rhineh | $14.95 | 27-May-2007 | 1 |
| 5 STRING BASS SLIDE RULE - 5 POSITIONS - low B | $14.95 | 12-May-2007 | 1 |
| VIOLIN SLIDE RULE - 5 POSITIONS -Every note in | $14.95 | 16-May-2007 | 1 |
| 4-STRING TENOR BANJO SLIDE RULE - 5 POSITIONS | $14.95 | 07-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.95 | 17-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 03-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - YNGWIE MALMS | $14.95 | 09-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.95 | 01-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 12-May-2007 | 1 |
| "MANDOLIN SLIDE RULE - 5 POSITIONS - Every not | $14.95 | 18-May-2007 | 1 |
| 5-STRING BANJO SLIDE RULE 5 POSITIONS EVERY NO | $14.95 | 21-May-2007 | 1 |
| "UKULELE SLIDE RULE - 5 POSITIONS - Every note | $14.95 | 19-May-2007 | 1 |
| 5 STRING BASS SLIDE RULE - 5 POSITIONS - low B | $14.95 | 19-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 13-May-2007 | 1 |
| BASS SLIDE RULE 5 POSITIONS ! PLAY A FRETLESS | $14.95 | 22-May-2007 | 1 |
| GUITAR SLIDE RULE -5 POSITIONS -WHERE ALL THE | $14.95 | 22-May-2007 | 1 |
| 5-STRING BANJO SLIDE RULE 5 POSITIONS EVERY NO | $14.95 | 28-May-2007 | 1 |
| 4-STRING TENOR BANJO SLIDE RULE - 5 POSITIONS | $14.95 | 14-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - YNGWIE MALMS | $14.95 | 24-May-2007 | 1 |
| BASS SLIDE RULE 5 POSITIONS ! PLAY A FRETLESS | $14.95 | 07-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS -SCHOOL'S OUT | $14.95 | 31-May-2007 | 1 |
| "BASS SLIDE RULE - 5 POSITIONS -IMPROVISE, SCH | $14.95 | 31-May-2007 | 1 |
| STARRETT #122 SLIDE CALIPER RULE W/GAGE | $14.95 | 01-May-2007 | 1 |
| "FIDDLE SLIDE RULE - 5 POSITIONS -SCHOOLS OUT, | $14.95 | 24-May-2007 | 1 |
| "MANDOLIN SLIDE RULE - 5 POSITIONS - Every not | $14.95 | 05-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $14.95 | 10-May-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - Django Rhineh | $14.95 | 08-May-2007 | 1 |
| "April 1959 Playboy Magazine, Tina Louise, Sli | $14.50 | 06-May-2007 | 3 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.45 | 09-May-2007 | 3 |
| Polymath Multiplex Decimal Trig (Slide Rule) | $14.31 | 26-May-2007 | 4 |
| USAAF TIME-DISTANCE COMPUTER TYPE D-4 (ROUND S | $14.19 | 31-May-2007 | 3 |
| Vintage WWII Bomber Airplane Load Adjuster Sli | $14.13 | 10-May-2007 | 2 |
| 1930's book TRIGONOMETRY SLIDE RULE MECHANICS | $14.00 | 18-May-2007 | 4 |
| Sans & Streiffe #311 slide rule with leather c | $13.99 | 28-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - Stand Up Strin | $13.95 | 13-May-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS ! EVERY NOTE IN | $13.95 | 20-May-2007 | 1 |
| BASS SLIDE RULE 5 POSITIONS ! PLAY A FRETLESS | $13.95 | 30-May-2007 | 1 |
| VINTAGE RARE SLIDE RULE LAPEL PIN JETS BASTIAN | $13.51 | 06-May-2007 | 3 |
| Metal Circular Slide Rule Date Calculator 1997 | $13.50 | 19-May-2007 | 6 |
| "Bamboo sliderule, RELAY San-Al keiki Co., 13 | $13.50 | 06-May-2007 | 4 |
| VINTAGE WESTERN ELECTRIC CIRCULAR SLIDE RULE L | $13.50 | 24-May-2007 | 2 |
| Midget Slide Rule & Manual Copyright 1931 | $13.50 | 07-May-2007 | 8 |
| Ole Jorgensen Slide Rule Metric Converter Penc | $13.50 | 01-May-2007 | 4 |
| "Antique Slide Rule, leather case-12 ― inches | $13.50 | 04-May-2007 | 10 |
| WWII U.S. ARMY AIR FORCE LOAD ADJUSTER SLIDE R | $13.25 | 03-May-2007 | 4 |
| Vintage Redi-Rule 6 inch Pocket Slide Rule wit | $13.00 | 31-May-2007 | 6 |
| 2 x VINTAGE SLIDE RULES AND 2 x RULERS | $13.00 | 25-May-2007 | 3 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 08-May-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 16-May-2007 | 1 |
| "Set of two unique slide rules, both are Picke | $12.99 | 05-May-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 13-May-2007 | 1 |
| STANLEY RULERS-INTERLOX MASTER SLIDE RULE-NMIN | $12.49 | 25-May-2007 | 2 |
| Lietz Drafting Materials Slide Rule + Catalog | $12.48 | 25-May-2007 | 2 |
| SLIDE RULE Simplified by C.O. Harris (1950) Ha | $12.27 | 27-May-2007 | 4 |
| "Slide Rule Reference Book ""Modernes Rechnen | $12.19 | 20-May-2007 | 3 |
| "Early Ivory or Celluloid Slide Rule? Guedon C | $12.09 | 24-May-2007 | 2 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.06 | 08-May-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.06 | 15-May-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.06 | 22-May-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.06 | 29-May-2007 | 1 |
| Sliderule Tie Clasp Brass Celluloid Bubble Old | $12.05 | 24-May-2007 | 4 |
| "4 1/2"" ATLAS MIDGET SLIDE RULE - GILSON W/MA | $12.00 | 27-May-2007 | 5 |
| 3 Slide rules Vintage NEAT ITEMS!! Look!!!! | $12.00 | 29-May-2007 | 1 |
| Slide Rule | $12.00 | 29-May-2007 | 4 |
| Vintage 12 inch Brass Ruler w/ Slide out Light | $12.00 | 13-May-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.00 | 08-May-2007 | 1 |
| No.6 Stanley ENGINEER'S Slide Rule / SUPER RAR | $11.95 | 20-May-2007 | 12 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 08-May-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 22-May-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 26-May-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 15-May-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 23-May-2007 | 1 |
| Acu Math 1311 All Metal Log Log Decimal Trig S | $11.61 | 20-May-2007 | 2 |
| ACU-MATH NO. 1211 Slide Rule Ruler | $11.50 | 26-May-2007 | 3 |
| L3859 MACHINIST ENGINEERING CIRCULAR SLIDE RUL | $11.50 | 05-May-2007 | 4 |
| Vintage Antique Optical Slide Ruler HYDE Depth | $11.50 | 20-May-2007 | 2 |
| Two 6 inch Slide Rule with Leather case Freder | $11.06 | 02-May-2007 | 3 |
| how to use dual base log log slide rules Picke | $11.05 | 16-May-2007 | 4 |
| OLD SLIDE RULE WITH LEATHER CASE AND INST BOOK | $11.00 | 06-May-2007 | 5 |
| """THE SLIDE RULE""" | $10.95 | 19-May-2007 | 1 |
| """NEWNES' SLIDE RULE MANUAL""" | $10.95 | 19-May-2007 | 1 |
| Learn Basic Slide Rule On Your Own Booklet by | $10.75 | 31-May-2007 | 3 |
| Vintage Keufel & Esser Co slide rule: 4088-3 | $10.72 | 22-May-2007 | 3 |
| MATH FACTS CHILD'S WALT DISNEY MICKEY MOUSE SL | $10.55 | 19-May-2007 | 7 |
| Minnegasco Pocket Slide Rule & Instructions Po | $10.53 | 14-May-2007 | 3 |
| Trigonometry Slide Rule Mechanics | $10.50 | 15-May-2007 | 4 |
| Group of eight old slide rules with leather ca | $10.50 | 06-May-2007 | 4 |
| WW2 Navy Pocket Signal Disk slide rule & holde | $10.50 | 29-May-2007 | 2 |
| Vintage 1960s Acu-Math Slide Rule | $10.50 | 25-May-2007 | 3 |
| C-thru Pocket Slide Rule No. 27 | $10.50 | 10-May-2007 | 2 |
| Slide Rule | $10.50 | 14-May-2007 | 5 |
| "Vintage Slide Rule Engineering Instruments Pe | $10.50 | 07-May-2007 | 4 |
| Aviation engineer slide ruler US Government is | $10.50 | 31-May-2007 | 4 |
| Vintage 1964 Simplifying The Slide Rule PB X-C | $10.50 | 02-May-2007 | 6 |
| Shirt Pocket Slide Rule Denney-Reyburn Unopene | $10.50 | 08-May-2007 | 6 |
| B.F. GOODRICH TIRE CHEMICALS GEON VINYLS SLIDE | $10.49 | 06-May-2007 | 2 |
| "Mikuni, Carb Tuner, Slide Rule," | $10.49 | 23-May-2007 | 2 |
| "Vintage Book & Slide Rule UAPAN, Follett Pub. | $10.49 | 11-May-2007 | 5 |
| "BAMBOO SLIDE RULE, E.TATA, IOB,W/INSTRUCTIONS | $10.09 | 03-May-2007 | 2 |
| "Weems&Plath Nautical Slide Rule, item # 105" | $10.00 | 15-May-2007 | 1 |
| 1969 Disk Slide Rule Controller Calculator W.G | $10.00 | 01-May-2007 | 1 |
| STARRETT VINTAGE SLIDE RULE | $10.00 | 01-May-2007 | 5 |
| ANTIQUE ZIG ZAG RULE /BRASS SLIDE ON IT CHAMPI | $9.99 | 12-May-2007 | 1 |
| Vintage TI Slide Rule Calculator SR-50A with c | $9.99 | 01-May-2007 | 1 |
| Vintage Slide Rule With Leather Case | $9.99 | 18-May-2007 | 1 |
| J. RABONE & SONS SMALL SLIDE RULE BRASS No 146 | $9.99 | 31-May-2007 | 1 |
| "LOT OF 6 VINTAGE ROCK, BLUES SLIDE RULE FOR G | $9.99 | 08-May-2007 | 1 |
| Russian vintage USSR plastic Slide Rule 1986 | $9.99 | 07-May-2007 | 1 |
| 1946 UNUSUAL GE Camera Flash Slide Rule NR | $9.99 | 20-May-2007 | 1 |
| VINTAGE CIRCULAR ROUND BINARY SLIDE RULE 1936 | $9.99 | 24-May-2007 | 1 |
| US Military Slide Rule in case - marked US | $9.99 | 27-May-2007 | 1 |
| "Miller Motor Co Slide Rule, Hydraulic, Unusua | $9.99 | 20-May-2007 | 1 |
| Rare FAA Circular Slide Rule Calculator Analog | $9.99 | 27-May-2007 | 1 |
| Kand E Slide Rule Manual 1955 EX!! | $9.99 | 29-May-2007 | 1 |
| VINTAGE SHURE BROTHERS REACTANCE SLIDE RULE - | $9.99 | 07-May-2007 | 1 |
| "collection of vintage machine tools, slide ru | $9.99 | 07-May-2007 | 1 |
| The Slide Rule Simplified Geo. Richardson 1918 | $9.99 | 30-May-2007 | 1 |
| VINTAGE MANNHEIM-TRIG USA SLIDE RULE W/ LEATHE | $9.99 | 27-May-2007 | 1 |
| TI SR-11 Electronic Slide Rule Calculator | $9.99 | 27-May-2007 | 1 |
| "2 Log Log Decitrig Duplex Slide Rule Manuals | $9.99 | 04-May-2007 | 1 |
| Lot of 3 Vintage Metal Slide Rulers w/cases an | $9.99 | 27-May-2007 | 1 |
| Vintage DIWA No. 501 RIETZ Slide Rule with lea | $9.99 | 25-May-2007 | 1 |
| Vintage LAWERENCE ENGINEERING in Wood #10B SLI | $9.99 | 19-May-2007 | 1 |
| 1960's Barber Colman (Coleman) Slide Rule Rock | $9.99 | 30-May-2007 | 1 |
| "VINTAGE RUSSIAN AVIATION WOODEN SLIDE RULE, 1 | $9.99 | 22-May-2007 | 1 |
| LOT OF 2 VINTAGE SLIDE RULERS | $9.99 | 08-May-2007 | 1 |
| 1946 AREL G-W Photo Slide Rule for Day/Artific | $9.99 | 30-May-2007 | 1 |
| Pair Vintage Circular Slide Rules c. 1930's | $9.99 | 30-May-2007 | 1 |
| Vintage Slide Rule Cleveland Institute Of Elec | $9.99 | 15-May-2007 | 2 |
| HOW TO USE THE SLIDE RULE engineering science | $9.99 | 11-May-2007 | 1 |
| LUFKIN Boxwood & Brass Folding Rule with Calip | $9.99 | 15-May-2007 | 1 |
| Tektronix 003-0700-00 TDR Slide Rule Reflectom | $9.95 | 31-May-2007 | 1 |
| ACU - MATH SLIDE RULE No 500 w LEATHER CASE & | $9.95 | 22-May-2007 | 1 |
| Military Marching Compass Slide Rule Hiking Ca | $9.95 | 13-May-2007 | 1 |
| 1951 HOWITZER SLIDE RULE | $9.95 | 21-May-2007 | 1 |
| Military Marching Compass Slide Rule Hiking Ca | $9.95 | 31-May-2007 | 1 |
| Military Marching Compass Slide Rule Hiking Ca | $9.95 | 06-May-2007 | 1 |
| Cleveland Institute of Electronics Training Sl | $9.95 | 01-May-2007 | 2 |
| 1960's DICK TRACY Secret Code Maker WOODEN SLI | $9.95 | 29-May-2007 | 1 |
| Vintage #310 Sans & Streiffe Slide Rule in OB | $9.95 | 27-May-2007 | 1 |
| Lot Sale of 2 Slide Rule Manual Books 170 | $9.95 | 01-May-2007 | 1 |
| Military Marching Compass Slide Rule Hiking Ca | $9.95 | 21-May-2007 | 1 |
| Vintage ROCKWELL Calculator LED Slide Rule Mem | $9.95 | 25-May-2007 | 1 |
| OLD COMPUTER AIR NAVIGATION SLIDE RULE W/ PLOT | $9.90 | 28-May-2007 | 2 |
| JERRY DOUGLAS - SLIDE RULE - CD *NEW | $9.79 | 27-May-2007 | 1 |
| TI Slide Rule Calculator Lot Boxed SR-40 & 50 | $9.50 | 28-May-2007 | 2 |
| Old Armour Meat Co Celluloid Slide Rule Calcul | $9.50 | 16-May-2007 | 2 |
| Weight Watchers Points Finder/Booster Slide Ru | $9.49 | 13-May-2007 | 6 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $9.27 | 10-May-2007 | 6 |
| VINTAGE LARGE SLIDE RULES WITH CASE RULER SKAL | $9.00 | 08-May-2007 | 1 |
| Unique Universal Slide Rule+Case+Instructions | $9.00 | 13-May-2007 | 1 |
| Willis Oilfield Tool Co Bean Size Estimator Sl | $8.99 | 24-May-2007 | 1 |
| The Choir - CIRCLE SLIDE Great 1990 CD! CCM Ru | $8.99 | 21-May-2007 | 1 |
| Vintage Sans & Streiffe Model # 311 Slide Rule | $8.99 | 05-May-2007 | 1 |
| SLIDE RULE HOW TO HANDBOOK BISHOP 1955 | $8.95 | 22-May-2007 | 1 |
| Vintage Interlox Master Slide Rule Master Rule | $8.76 | 07-May-2007 | 2 |
| Vol. I of Slide Rules - The counters from yest | $8.71 | 13-May-2007 | 1 |
| VINTAGE 'UNIQUE' LOG LOG SLIDE RULE - ENGLAND | $8.51 | 17-May-2007 | 2 |
| VINTAGE 1965 SLIDE RULE AND CASE | $8.50 | 26-May-2007 | 3 |
| >> 3 DIFFERENT..Slide Rule Calculators > OHM'S | $8.50 | 09-May-2007 | 1 |
| 1974 ROCKWELL SCIENTIFIC SLIDE RULE CALULATOR | $8.50 | 28-May-2007 | 2 |
| Kitchen Slide Rule/ A Kitchen Helper | $8.50 | 27-May-2007 | 3 |
| UNUSUAL VINTAGE STANLEY TOOL WOOD RULER SLIDE | $8.27 | 19-May-2007 | 5 |
| OBSTETRIC & DIABETIC -- Set of SLIDE RULERS / | $8.17 | 26-May-2007 | 3 |
| Ole Jorgensen Slide Rule Metric Converter Penc | $8.05 | 01-May-2007 | 6 |
| Ductile Iron Pipe Design Slide Rule | $8.00 | 13-May-2007 | 1 |
| "Concrete Estimator Slide Rule, C. Meekins Hol | $8.00 | 13-May-2007 | 1 |
| "Aeration Calculator Slide Rule, Aqua-Aerobic" | $8.00 | 13-May-2007 | 1 |
| VINTAGE DIABETIC SLIDE RULE | $7.99 | 22-May-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 27-May-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 13-May-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 19-May-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 24-May-2007 | 1 |
| LOT OF VINTAGE SEWING ITEMS ZIPPERS SNAP SLIDE | $7.95 | 28-May-2007 | 1 |
| 2 Old Slide Rules w/ Cases | $7.50 | 08-May-2007 | 2 |
| NOS NEW USA = SHURE Microphone REACTANCE Slide | $7.50 | 01-May-2007 | 2 |
| Air Conditioner Conditioning Calculator Slide | $7.45 | 09-May-2007 | 1 |
| 3 small slide rule | $7.26 | 08-May-2007 | 2 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $7.26 | 06-May-2007 | 19 |
| "Vintage Lufkin Wood Folding Ruler, & brass sl | $7.00 | 31-May-2007 | 1 |
| 1 CENT CD Slide Rule - Jerry Douglas (1992)/CO | $7.00 | 12-May-2007 | 1 |
| Vintage Pedigree Pocket Slide Rule By Empire | $7.00 | 31-May-2007 | 1 |
| Acme Concrete Corp Slide Rule dated 1964-almos | $7.00 | 18-May-2007 | 2 |
| Rotary Slide Rule Denney-Reyburn Original Wrap | $7.00 | 07-May-2007 | 5 |
| Hoffman Slide Rule Comp. Tables Roofing Builde | $6.99 | 07-May-2007 | 1 |
| The Choir - CIRCLE SLIDE Great 1990 CD! CCM Ru | $6.99 | 28-May-2007 | 1 |
| "OLD RUSSIAN WOODEN SLIDE RULE OF ELECTRICIAN, | $6.99 | 18-May-2007 | 1 |
| "OLD RUSSIAN WOODEN SLIDE RULE OF ELECTRICIAN, | $6.99 | 10-May-2007 | 1 |
| vintage slide rule case Midget Gibson Stuart F | $6.75 | 18-May-2007 | 1 |
| Rietz Slide Rule Frederick Goertz Ltd. Vancouv | $6.50 | 27-May-2007 | 2 |
| Jakar Slide Rule | $6.50 | 27-May-2007 | 4 |
| Antique Vintage Lutz 102 S Slide Rule - Relay | $6.50 | 20-May-2007 | 3 |
| Lot of 2 Slide Rules 10 inch Precision Slide R | $6.50 | 31-May-2007 | 4 |
| Vintage ACU-MATH No. 500 SLIDE RULE & LEATHER | $6.50 | 13-May-2007 | 5 |
| McPherson slide rule | $6.50 | 08-May-2007 | 3 |
| Motorola Zener Diode Slide Rule Calculator | $6.49 | 12-May-2007 | 2 |
| 1938 Introducing The Slide Rule Manual | $6.07 | 06-May-2007 | 1 |
| SLIDE RULE VINTAGE LOT SCIENCE MATHMATICS CASE | $6.00 | 07-May-2007 | 2 |
| 1941 Ohmte Manufacturing Ohm's Law Calculator/ | $5.99 | 13-May-2007 | 1 |
| Vintage Warner Swasey Production Calculator Sl | $5.99 | 07-May-2007 | 1 |
| "VINTAGE K-E 10"" SLIDE RULE #4081-3 LOG DUPLE | $5.99 | 14-May-2007 | 1 |
| VINTAGE SLIDE RULES (2) W/ INSTRUCTION BOOKLET | $5.99 | 12-May-2007 | 1 |
| Small Acu-math Sliderule in excellent conditio | $5.90 | 19-May-2007 | 4 |
| 2 Vintage Slide Rules Merch Pocket Microline P | $5.54 | 15-May-2007 | 10 |
| ACU-MATH No.500 SLIDE RULE WITH LEATHER CASE | $5.50 | 29-May-2007 | 6 |
| OLD SLIDE RULE CHARVOZ-ROOS No. SR-105 WITH CA | $5.50 | 13-May-2007 | 2 |
| Acu-Rule Manufacturing Co. Slide Rule w/ case | $5.50 | 12-May-2007 | 1 |
| Slide Rule - Jerry Douglas (CD 1992) | $5.50 | 02-May-2007 | 4 |
| UNDERSTANDING THE SLIDE RULE HOCKING 1970 | $5.50 | 17-May-2007 | 2 |
| Kitchen Slide Rule/ A Kitchen Helper | $5.35 | 30-May-2007 | 1 |
| The Polyphase Slide Rule manual RISD Donald Hu | $5.20 | 08-May-2007 | 2 |
| ACUIMATH #1311 SLIDE RULE 20 SCALES | $5.00 | 06-May-2007 | 1 |
| Measuring slide rule LINE Vintage Russian Leni | $5.00 | 27-May-2007 | 1 |
| Measuring slide rule LINE Vintage Russian Leni | $5.00 | 17-May-2007 | 1 |
| "American Made 6"" Acu-Math #1200 Slide Rule U | $5.00 | 27-May-2007 | 1 |
| "Vintage UTO 5""Pocket Slide Rule w Case & Ins | $5.00 | 09-May-2007 | 1 |
| 2 slide rules and 1 triangle thing | $5.00 | 01-May-2007 | 1 |
| Slide Rule Pedigree by Empire | $5.00 | 12-May-2007 | 1 |
| Measuring slide rule LINE Vintage Russian Leni | $5.00 | 06-May-2007 | 1 |
| Vintage 1930s Round Vest Pocket Slide Rule & I | $5.00 | 05-May-2007 | 1 |
| 10 Inch Acu-Math Mannheim Slide Rule Model 4 | $5.00 | 25-May-2007 | 2 |
| VINTAGE SLIDE RULE+ LEATHER CASE+ ORIGINAL BOX | $5.00 | 13-May-2007 | 1 |
| The Pace Isolator Slide Rule | $5.00 | 29-May-2007 | 1 |
| "Log Log Duplex Trig Slide Rule Manual 1943, 1 | $5.00 | 20-May-2007 | 1 |
| "RUSSIAN Slide Rule with case 11""" | $4.99 | 26-May-2007 | 1 |
| 1943 reference manual SLIDE RULE SIMPLIFIED. H | $4.99 | 01-May-2007 | 1 |
| Vintage The Hughes Owens Slide Rule 1762 w lea | $4.99 | 12-May-2007 | 1 |
| Slide Rule | $4.99 | 15-May-2007 | 1 |
| Caltech pocket protector slide rule telescope | $4.99 | 19-May-2007 | 1 |
| 1946 Slide Rule Simplified by Charles Harris | $4.99 | 01-May-2007 | 1 |
| Caltech pocket protector slide rule telescope | $4.99 | 31-May-2007 | 1 |
| Gambling Slide Rule Set - 3 Circular -BJ-Craps | $4.99 | 31-May-2007 | 1 |
| Caltech pocket protector slide rule telescope | $4.99 | 08-May-2007 | 1 |
| Good Year Advertising Slide Rule with Case | $4.99 | 16-May-2007 | 1 |
| Vintage TI LED SR10 ELECTRIC SLIDE RULE CALCUL | $4.99 | 08-May-2007 | 1 |
| ACU MATH 400 MANNHEIM TYPE SLIDE RULE W INSTRU | $4.99 | 31-May-2007 | 1 |
| vintage SLIDE RULE mannheim type ENGINEERING I | $4.99 | 19-May-2007 | 1 |
| (2) UTO 601 5 SLIDE RULES MADE IN DENMARK HOFF | $4.99 | 13-May-2007 | 1 |
| Charvos Roos Vintage Slide Rule Leather Case | $4.99 | 06-May-2007 | 1 |
| Cameron Flange Slide Rule Drilling Specialties | $4.99 | 08-May-2007 | 1 |
| Vintage Stanley's Slide Rule Instruction Book | $4.97 | 06-May-2007 | 1 |
| "Slide Rules - Vintage - Wooden - from Peru, I | $4.88 | 28-May-2007 | 2 |
| PLASTIC SLIDE RULE (6 inches) - Vintage | $4.77 | 23-May-2007 | 4 |
| Vintage Slide Rule w/Leather Case DENMARK | $4.75 | 28-May-2007 | 3 |
| 1950 Miller motor co PIPE SIZE CHART wood slid | $4.75 | 23-May-2007 | 2 |
| "Slide Rule Handbook,USSR,1955" | $4.75 | 24-May-2007 | 2 |
| VINTAGE SLIDE RULE ACU MATH MANNHEIM W CASE EN | $4.70 | 07-May-2007 | 1 |
| ANTIQUE SLIDERULE WITH LEATHER CASE!! c. 1933 | $4.65 | 12-May-2007 | 2 |
| SLIDE RULE by Nevil Shute | $4.56 | 22-May-2007 | 2 |
| Marathon Running Pace Calculator/Planner slide | $4.50 | 23-May-2007 | 2 |
| Pocket SLIDE RULE -UTO 601 made in Denmark + b | $4.50 | 12-May-2007 | 2 |
| TI SR-50 Calculator - ----- Real Oldie! Slide | $4.25 | 12-May-2007 | 2 |
| Slide Rule w/leather case 1960's Great Shape!! | $4.25 | 09-May-2007 | 4 |
| VINTAGE THE MANIPHASE SLIDE RULE/1928 EUGENE D | $4.00 | 01-May-2007 | 1 |
| Unique Soviet Rare Electrician Slide-Rule. | $4.00 | 27-May-2007 | 1 |
| SLIDE RULE: How to use it by Calvin Bishop | $4.00 | 03-May-2007 | 1 |
| "1985 Isuzu Trooper II Comparison Slide Rule, | $4.00 | 10-May-2007 | 1 |
| "ENGINEERS SLIDE RULE CHART VELOCITY COMPUTER, | $3.99 | 10-May-2007 | 1 |
| "COST REDUCTION SLIDERULE, NEAL FEAY 1970'S MN | $3.99 | 11-May-2007 | 1 |
| 1928 ELEMENTARY INST. FOR OPERATING THE SLIDE | $3.99 | 20-May-2007 | 1 |
| "ENGINEERS SLIDE RULE CHART VALVE SLIDE RULE, | $3.99 | 10-May-2007 | 1 |
| "The Ballantine Rule Decibel Conversion Slide | $3.99 | 06-May-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 20-May-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 22-May-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 11-May-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 28-May-2007 | 1 |
| Gulf Travel Club Safe Driving Calculator Slide | $3.95 | 02-May-2007 | 1 |
| Vintage ACU-Math No 400 Slide Rule Engineering | $3.95 | 01-May-2007 | 2 |
| SANTA FE RAILROAD US TO METRIC POCKET SLIDE RU | $3.70 | 01-May-2007 | 4 |
| 1945 - Slide Rule & Logarithmic Tables by J.J. | $3.25 | 13-May-2007 | 2 |
| THREE SLIDE RULES | $3.00 | 06-May-2007 | 1 |
| NIB! VINTAGE RIETZ 601U SLIDE RULE - UNITED SH | $3.00 | 23-May-2007 | 1 |
| Quik-Chek TV Tube Wheel & Shure Bros. Slide Ru | $3.00 | 22-May-2007 | 1 |
| SLIDE RULE by Nevil Shute -Autobiog of an Engi | $3.00 | 14-May-2007 | 1 |
| Mannheim Slide Rule Manual Vintage | $3.00 | 30-May-2007 | 1 |
| OLD LOGGING LOG LUMBER SLIDE RULE w TIMBER PRI | $2.99 | 31-May-2007 | 1 |
| ENGINEERING INSTRUMENTS SLIDE RULE #250-BT W C | $2.99 | 21-May-2007 | 1 |
| Old 6-Scale Slide Rule w/ Original Manual-Made | $2.99 | 06-May-2007 | 1 |
| HOW TO USE SLIDE RULES. | $2.99 | 11-May-2007 | 1 |
| Vintage Charvoz-Roos # SR 109 Slide Rule | $2.99 | 06-May-2007 | 1 |
| Milling Speed & Feed Calculator - Slide Rule T | $2.99 | 16-May-2007 | 1 |
| Vintage Ever-There Slide Rule Instructions No. | $2.97 | 12-May-2007 | 1 |
| Vintage Ever-There Slide Rule Instructions No. | $2.97 | 05-May-2007 | 1 |
| VINTAGE STANLEY 35-226 6 FT RULER WITH 6 '' SL | $2.95 | 06-May-2007 | 1 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 27-May-2007 | 1 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 08-May-2007 | 1 |
| CIRCULAR SLIDE RULE | $2.82 | 04-May-2007 | 3 |
| Vintage Slide Rule Made in Japan W/ Plastic Ca | $2.76 | 18-May-2007 | 2 |
| Marathon Running Pace Calculator/Planner slide | $2.50 | 01-May-2007 | 3 |
| Early ACU MATH NO. 600 Slide Rule | $2.49 | 26-May-2007 | 2 |
| Vintage 1964 FIRST Phonic Slide RULE GREAT | $2.25 | 01-May-2007 | 1 |
| "Antique Slide Rule, in original box" | $2.00 | 14-May-2007 | 1 |
| 1950's Allied Parallel Resistance Slide Rule C | $1.99 | 03-May-2007 | 1 |
| SHURE REACTANCE SLIDE RULE ORIGINAL SHURE BROS | $1.99 | 13-May-2007 | 1 |
| Slide Rule How to Use It Examples Problems Ans | $1.99 | 12-May-2007 | 1 |
| Marathon Running Pace Calculator/Planner slide | $1.95 | 06-May-2007 | 1 |
| Marathon Running Pace Calculator/Planner slide | $1.95 | 04-May-2007 | 1 |
| Vintage 1960's Acu-Math Slide Rule w/ Case~Ori | $1.75 | 27-May-2007 | 3 |
| WOODEN SLIDE RULE | $0.99 | 24-May-2007 | 1 |
| ACU-MATH 10 inch Slide Rule BOX included | $0.99 | 18-May-2007 | 1 |
| VINTAGE SLIDE RULE | $0.99 | 13-May-2007 | 1 |
| SLIDE RULE INSTRUCTION BOOK -Sams 1963 | $0.99 | 12-May-2007 | 1 |
| Acu-Math Trig & Log-Log Slide Rule Manual | $0.99 | 09-May-2007 | 1 |
| Slide Rule & how to use it 1953 H Sommers Foll | $0.99 | 14-May-2007 | 1 |
| Mannheim Type Slide Rule - D. Van Nostrand | $0.99 | 21-May-2007 | 1 |
| "Manual for LOG LOG DUPLEX DECITRIG Slide Rule | $0.99 | 31-May-2007 | 1 |
| Growth Rate Slide Chart Slide Rule Denney-Reyb | $0.99 | 07-May-2007 | 1 |
| antique slide rule w/leather case working diet | $0.99 | 08-May-2007 | 1 |
| """The Slide Rule and Logrithmic Table"" Book" | $0.01 | 20-May-2007 | 1 |
| $0.00 | 30-Dec-1899 | 0 |
| JUVENIA ARITHMO SLIDE RULE BEZEL WATCH VERY RA | $889.00 | 14-May-2007 | 0 |
| A.M.L POSITION LINE SLIDE RULE Mark IIA. No491 | $499.99 | 08-May-2007 | 0 |
| Zeppelin Engineer Halden Calculex Circular Sli | $349.99 | 01-May-2007 | 0 |
| Zeppelin Engineer Halden Calculex Circular Sli | $249.99 | 31-May-2007 | 0 |
| "XXL Pilot Thunder Bird by Citizen, Slide Rule | $175.00 | 15-May-2007 | 0 |
| "XXL Pilot Thunder Bird by Citizen, Slide Rule | $175.00 | 08-May-2007 | 0 |
| J. LONG MAKER Ivory Alcohol Proof Slide Rule | $175.00 | 01-May-2007 | 0 |
| KALIBR - RAREST Russian Circular Slide Rule (N | $159.99 | 31-May-2007 | 0 |
| KALIBR - RAREST Russian Circular Slide Rule (N | $159.99 | 01-May-2007 | 0 |
| J. LONG MAKER Ivory Alcohol Proof Slide Rule | $150.00 | 08-May-2007 | 0 |
| *** Extrimely RARE RUSSIAN Circular Slide Rule | $149.99 | 31-May-2007 | 0 |
| Very Rare Skala Polish Military (Artillery?) S | $149.99 | 01-May-2007 | 0 |
| Antique wooden & ? Chinese doll w/pipe & slide | $125.00 | 01-May-2007 | 0 |
| Very Rare Skala Polish Military (Artillery?) S | $119.99 | 31-May-2007 | 0 |
| Nevil Shute SLIDE RULE true first edition in d | $100.00 | 02-May-2007 | 0 |
| SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH SND25 | $85.00 | 05-May-2007 | 0 |
| WWII Vicker's Machine Gun Slide Rule - 2 Slide | $69.99 | 31-May-2007 | 0 |
| Fearns Calculator/slide rule-Like new conditio | $60.00 | 02-May-2007 | 0 |
| Rarest Soviet Cold War Nuclear Circular Slide | $59.99 | 31-May-2007 | 0 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $54.95 | 10-May-2007 | 0 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $54.95 | 23-May-2007 | 0 |
| Fearns Calculator/slide rule-Like new conditio | $50.00 | 20-May-2007 | 0 |
| KEUFEL&ESSER 4081-3 LOG LOG DUPLEX DECITRIG SL | $50.00 | 04-May-2007 | 0 |
| Rare PAA Pan American Airlines Clipper Slideru | $49.99 | 01-May-2007 | 0 |
| VINTAGE CIRCULAR POCKET ROUND SLIDE RULE CALCU | $49.99 | 31-May-2007 | 0 |
| NES NINTENDO SYSTEM NEW 72 pin connector + gam | $49.99 | 24-May-2007 | 0 |
| Slide Rule Circle Russian Round Small Metallic | $49.95 | 10-May-2007 | 0 |
| Slide Rule Circle Russian Round Small Metallic | $49.95 | 03-May-2007 | 0 |
| Slide Rule Circle Russian Round Small Metallic | $49.95 | 20-May-2007 | 0 |
| Slide Rule Circle Russian Round Small Metallic | $49.95 | 27-May-2007 | 0 |
| Hope Slide Rule Set No 530 + No 59 Engineers n | $45.00 | 02-May-2007 | 0 |
| Slide Rule Autobiography of a Engineer Book Sh | $44.99 | 31-May-2007 | 0 |
| CONELY Civil Engineer Framed Print Slide Rule | $39.99 | 27-May-2007 | 0 |
| Slide Rule Pencil Cup - Double Rings - NIB - W | $39.99 | 01-May-2007 | 0 |
| "VINTAGE 5"" WOOD IVORY BAKELITE SLIDE RULE, w | $39.99 | 01-May-2007 | 0 |
| Hope 530 Slide Rule Engineer New in the Box Co | $35.00 | 06-May-2007 | 0 |
| UPSON #100 Brass Bound Boxwood Caliper Slide R | $35.00 | 01-May-2007 | 0 |
| Rare 1930 German Nester Reitz Slide Rule 23R/3 | $35.00 | 07-May-2007 | 0 |
| NL-10M Very Rare Slide Rule of Russian Fighter | $34.99 | 31-May-2007 | 0 |
| Vintage Russian Military Circular Slide Rule - | $34.99 | 01-May-2007 | 0 |
| NL-10M Very Rare Slide Rule of Russian Fighter | $34.99 | 01-May-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 22-May-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 14-May-2007 | 0 |
| Antique interlocks master slide ruler | $29.99 | 21-May-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 29-May-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 06-May-2007 | 0 |
| "VINTAGE 10"" WOOD IVORY BAKELITE SLIDE RULE f | $29.99 | 01-May-2007 | 0 |
| "FINE COLLECTORs 12"" SLIDE RULE LOGAREX 27401 | $29.99 | 05-May-2007 | 0 |
| Consolidated RY-3 Liberator load adjuster slid | $29.99 | 01-May-2007 | 0 |
| "FINE COLLECTORs NOT USED RPGP SOFIA 13"" SLID | $29.99 | 04-May-2007 | 0 |
| Slide Rule with Leather Case | $25.00 | 12-May-2007 | 0 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $25.00 | 02-May-2007 | 0 |
| Slide Rule Pencil Cup - Double Rings - NIB - W | $24.99 | 31-May-2007 | 0 |
| ACME Industries 6 Inch Pocket Slide Rule | $20.00 | 01-May-2007 | 0 |
| MANNHEIM ACU-MATH #4008 VINTAGE SLIDE RULE | $20.00 | 31-May-2007 | 0 |
| ACME Industries 6 Inch Pocket Slide Rule | $20.00 | 31-May-2007 | 0 |
| Leitz Miniature Pocket Slide Rule Germany w/Ca | $19.99 | 13-May-2007 | 0 |
| ABA-TEN Slide Rule - For Kids - Also Adds & Su | $19.99 | 31-May-2007 | 0 |
| Beechcraft AT-7 Navigator load adjuster slide | $19.99 | 31-May-2007 | 0 |
| Boeing B-29 Superfortress load adjuster slide | $19.99 | 31-May-2007 | 0 |
| Boeing B-29 Superfortress load adjuster slide | $19.99 | 31-May-2007 | 0 |
| Miniature Pocket Advertising Slide Rule German | $19.99 | 13-May-2007 | 0 |
| Beechcraft AT-7 Navigator load adjuster slide | $19.99 | 01-May-2007 | 0 |
| "Rare Book: The Slide Rule Simplified - Richar | $19.99 | 31-May-2007 | 0 |
| 2 Vintage Militaries Slide Rules in Wood Made | $19.99 | 05-May-2007 | 0 |
| SOVIET USSR RARE 1965 SLIDE RULE ENGINEERING C | $19.99 | 07-May-2007 | 0 |
| INTERLOX MASTER SLIDE RULE 6FT. MODEL 106 VINT | $19.95 | 01-May-2007 | 0 |
| Slide Rule with Leather Case | $18.00 | 21-May-2007 | 0 |
| HONO-RIETZ-Jap.125 - Very Rare Vintage Slide R | $17.99 | 01-May-2007 | 0 |
| HONO-RIETZ-Jap.125 - Very Rare Vintage Slide R | $17.99 | 31-May-2007 | 0 |
| EMP Proof Survival Calculator Slide Rule | $16.99 | 12-May-2007 | 0 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $16.99 | 12-May-2007 | 0 |
| Slide Rule Simplified How to Book | $15.99 | 01-May-2007 | 0 |
| Sans & Streiffe # 311 Slide Rule | $15.00 | 24-May-2007 | 0 |
| Lutz Slide Rule # 252 | $15.00 | 24-May-2007 | 0 |
| Lutz # 102S Slide Rule | $15.00 | 24-May-2007 | 0 |
| "12"" Folding Ruler No 36 1/2 w brass slide - | $14.99 | 31-May-2007 | 0 |
| Slide Rule By C.L. Johnston self insturction b | $14.99 | 31-May-2007 | 0 |
| Curtiss C-46 Commando load adjuster slide rule | $14.99 | 01-May-2007 | 0 |
| """How to Choose a Slide Rule"" by Don Herold; | $14.95 | 27-May-2007 | 0 |
| "MANDOLIN SLIDE RULE - 5 POSITIONS - Every not | $13.95 | 03-May-2007 | 0 |
| HC: Trigonometry - Slide Rule - Mechanics: I.C | $12.60 | 31-May-2007 | 0 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $11.17 | 01-May-2007 | 0 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $11.12 | 01-May-2007 | 0 |
| 1974 TI SR-10 Electronic Slide Rule Calculator | $10.00 | 04-May-2007 | 0 |
| "CORVUS 411 SLIDE RULE CALCULATOR WITH MEMORY | $10.00 | 27-May-2007 | 0 |
| Unique Universal Slide Rule Model U.I. Made in | $10.00 | 31-May-2007 | 0 |
| 2 HVAC Circular Slide Rulers - CARRIER | $9.99 | 20-May-2007 | 0 |
| 1947 REPUBLIC STEEL Circular Slide Rule Cuttin | $9.99 | 20-May-2007 | 0 |
| Aluminum Slide Ruler Model N-515-T with Leathe | $9.99 | 24-May-2007 | 0 |
| Douglas C-54 Skymaster load adjuster slide rul | $9.99 | 01-May-2007 | 0 |
| Russian vintage USSR wooden Slide Rule 1962 | $9.99 | 21-May-2007 | 0 |
| "Slide Rule Manual Logarithmic Tables 1944,55 | $9.99 | 08-May-2007 | 0 |
| 2 BOOKS ON SLIDE RULE AND LOGARITHMS INSTRUCTI | $9.99 | 14-May-2007 | 0 |
| Vintage Russian USSR wooden Slide Rule 1959 | $9.99 | 01-May-2007 | 0 |
| UNUSUAL TOOL LEVEL SLIDE RULE | $9.99 | 21-May-2007 | 0 |
| Wichmann Slide Ruler | $9.99 | 01-May-2007 | 0 |
| "INTERLOX Master Slide Rule, vintage carpenter | $9.99 | 22-May-2007 | 0 |
| Vintage LITRONIX SLIDE RULE Red LED CALCULATOR | $9.99 | 25-May-2007 | 0 |
| "Mikuni, Carb Tuner, Slide Rule," | $9.99 | 02-May-2007 | 0 |
| Rare 1942 Log Log Duplex Decitrig Slide Rule M | $9.99 | 01-May-2007 | 0 |
| Vintage WOOD Slide Rule-USSR -In an original b | $9.99 | 03-May-2007 | 0 |
| Vintage 1917 Mannheim & Polyphase Slide Rule M | $9.99 | 27-May-2007 | 0 |
| 1945 Log Log Duplex Decitrig Slide Rule Manual | $9.99 | 27-May-2007 | 0 |
| WWII CIRCULAR SLIDE RULE ALTITUDE CORRECTION C | $9.99 | 28-May-2007 | 0 |
| WWII CIRCULAR SLIDE RULE ALTITUDE CORRECTION C | $9.99 | 28-May-2007 | 0 |
| WWII CIRCULAR SLIDE RULE TRUE AIR SPEED COMPUT | $9.99 | 28-May-2007 | 0 |
| 1945 Log Log Duplex Decitrig Slide Rule Manual | $9.99 | 18-May-2007 | 0 |
| Vintage 1917 Mannheim & Polyphase Slide Rule M | $9.99 | 18-May-2007 | 0 |
| Russian vintage USSR wooden Slide Rule 1962 | $9.99 | 28-May-2007 | 0 |
| "Slide Rule, Workbook, Vintage 1942" | $9.99 | 28-May-2007 | 0 |
| Old Rudolf-Neumann Leipzig Slide rule | $9.99 | 28-May-2007 | 0 |
| Russian vintage USSR wooden Slide Rule 1962 | $9.99 | 14-May-2007 | 0 |
| VINTAGE UNUSED STUDENT MANNHEIM TRIG SLIDE RUL | $9.99 | 06-May-2007 | 0 |
| Vintage Sewer Design Slide Rule Kutter's Formu | $9.99 | 05-May-2007 | 0 |
| "Diwa 6"" Slide Rule Kansas Power & Light Co. | $9.99 | 30-May-2007 | 0 |
| Graphic Slide Rule VINTAGE E-6B Dead Reckoning | $9.99 | 13-May-2007 | 0 |
| Lot of 3 Vintage Metal Slide Rulers w/cases an | $9.99 | 19-May-2007 | 0 |
| Russian vintage USSR wooden Slide Rule 1962 | $9.99 | 07-May-2007 | 0 |
| jason slide rule no 802 with leather case | $9.99 | 31-May-2007 | 0 |
| VINTAGE SLIDE RULE+ LEATHER CASE+ ORIGINAL BOX | $9.99 | 04-May-2007 | 0 |
| Vintage LITRONIX SLIDE RULE Red LED CALCULATOR | $9.99 | 16-May-2007 | 0 |
| Foxboro - Valve and Meter Calculations - slide | $9.99 | 07-May-2007 | 0 |
| The Mannheim Slide Rule Instructions Booklet | $9.99 | 31-May-2007 | 0 |
| The Mannheim Slide Rule Instructions Booklet | $9.99 | 01-May-2007 | 0 |
| SLIDE RULE ACU-MATH # 400 WITH LEATHER TRAVEL | $9.99 | 20-May-2007 | 0 |
| "Vintage UTO 5""Pocket Slide Rule w Case & Ins | $9.99 | 05-May-2007 | 0 |
| Vintage LITRONIX SLIDE RULE Red LED CALCULATOR | $9.99 | 08-May-2007 | 0 |
| VINTAGE STUDENT SLIDE RULE MANNHEIM TYPE | $9.99 | 01-May-2007 | 0 |
| "12"" Folding Ruler No 36 1/2 w brass slide - | $9.99 | 01-May-2007 | 0 |
| Russian USSR Slide rule in a case | $9.99 | 01-May-2007 | 0 |
| 2 VINTAGE SLIDE RULE INSTRUCTION MANUALS | $9.95 | 10-May-2007 | 0 |
| Decimal Trig Log Log Slide Rule 97 | $9.95 | 01-May-2007 | 0 |
| 1970'S ROCKWELL CALCULATOR THE ANSWER # 31R SL | $9.95 | 13-May-2007 | 0 |
| "stanley no. 36 1/2 rule, caliper. brass slide | $9.95 | 04-May-2007 | 0 |
| Vintage 1945 Deci Log Slide Rule + Sheath + Ma | $9.90 | 23-May-2007 | 0 |
| 1915 MIDGET BOOKLET - GILSON SLIDE RULE CO. NI | $9.75 | 31-May-2007 | 0 |
| "Slide Rule Simplified, C. O. Harris, HB / DJ, | $9.50 | 01-May-2007 | 0 |
| VINTAGE 'UNIQUE' LOG LOG SLIDE RULE - ENGLAND | $9.50 | 05-May-2007 | 0 |
| antique T square level slide ruler steel | $9.00 | 01-May-2007 | 0 |
| 1929 SLIDE RULE MANUAL Logarithmic Tables Mann | $9.00 | 06-May-2007 | 0 |
| 3 VINTAGE Motor Data Calculators Slide Rule Oi | $8.99 | 24-May-2007 | 0 |
| SLIDE RULE-UTO #601 -Howmet/Misco Division-Lea | $8.99 | 13-May-2007 | 0 |
| VINTAGE 1932 BRITISH THERMAL UNIT BTU SLIDE RU | $8.95 | 27-May-2007 | 0 |
| "Aeration Basin Calculator Slide Rule, Aqua-Ae | $8.00 | 13-May-2007 | 0 |
| Bailey Orifice and Flow Nozzle Calculator slid | $8.00 | 06-May-2007 | 0 |
| US WWII era Carrying Case M23 fireing slide ru | $8.00 | 01-May-2007 | 0 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 03-May-2007 | 0 |
| VINTAGE 1965 INSULITE ESTIMATOR CALCULATOR SLI | $7.99 | 31-May-2007 | 0 |
| Vintage Engineering Instruments Slide Rule w I | $7.99 | 31-May-2007 | 0 |
| "SLIDE RULE, ENGINEERING INSTRUMENTS, IOB, 10" | $7.99 | 29-May-2007 | 0 |
| GLOBEMASTER FOLDING RULE / BRASS SLIDE / WEST | $7.99 | 29-May-2007 | 0 |
| "Acu-Math No. 500 Slide Rule In Case, 1960s" | $7.99 | 23-May-2007 | 0 |
| "Acu-Math No. 400 Slide Rule In Case, 1960s" | $7.99 | 23-May-2007 | 0 |
| Vintage TI SR-11 LED Slide Rule Calculator & C | $7.99 | 26-May-2007 | 0 |
| "Vintage Lufkin Wood Folding Ruler, & brass sl | $7.00 | 19-May-2007 | 0 |
| "Aeration Basin Calculator Slide Rule, Aqua-Ae | $7.00 | 25-May-2007 | 0 |
| Small Manheim Slide Rule | $6.99 | 31-May-2007 | 0 |
| VINTAGE ACU MATH No. 400 ENGINEERING SLIDE RUL | $6.99 | 03-May-2007 | 0 |
| 1949 PARALLEL RESISTANCE CALCULATOR SLIDERULE | $6.99 | 01-May-2007 | 0 |
| VINTAGE WOOD SLIDE RULE RULER & BOOKLT ORIGNL | $6.59 | 23-May-2007 | 0 |
| Unique Soviet Rare Electrician Slide-Rule. | $6.00 | 06-May-2007 | 0 |
| VINTAGE 1976 ARMSTRONG CEILING ESTIMATOR SLIDE | $5.99 | 31-May-2007 | 0 |
| Vintage Acu-Math Slide Rule No. 900 with Case | $5.99 | 31-May-2007 | 0 |
| Club Scrap SEWING SLIDE RULER rubber stamp Ltd | $5.99 | 06-May-2007 | 0 |
| Rare Old Circular Slide Rule for Photographic | $5.99 | 19-May-2007 | 0 |
| VINTAGE SLIDE RULES (2) W/ INSTRUCTION BOOKLET | $5.99 | 05-May-2007 | 0 |
| "ACU-MATH NO. 400 SLIDE RULE, CASE & SELF-TEAC | $5.99 | 15-May-2007 | 0 |
| VINTAGE SLIDE RULE MADE IN FRANCE | $5.99 | 10-May-2007 | 0 |
| Soviet Math Slide-Rule Leningrad | $5.99 | 20-May-2007 | 0 |
| Soviet Math Slide-Rule Leningrad | $5.99 | 27-May-2007 | 0 |
| 1950 Miller motor co PIPE SIZE CHART wood slid | $5.95 | 09-May-2007 | 0 |
| Seaboard Seed Company Adv.Selling Price Slide | $5.00 | 28-May-2007 | 0 |
| SLIDE RULE by Nevil Shute -Autobiog of an Engi | $5.00 | 03-May-2007 | 0 |
| "Vintage aviation circular sliderule computer, | $5.00 | 01-May-2007 | 0 |
| Original Red LED TI-30 Slide Rule Scintific Ca | $5.00 | 15-May-2007 | 0 |
| 2 Vintage Slide Rules ACU-Math No 600 P.S.L. # | $5.00 | 06-May-2007 | 0 |
| Mannheim Slide Rule Manual Vintage | $5.00 | 25-May-2007 | 0 |
| "CALCULATOR, W /LED T.I. Model 30 Slide Rule d | $4.99 | 01-May-2007 | 0 |
| SLIDE RULE ACU-MATH 500 with case | $4.99 | 12-May-2007 | 0 |
| "CALCULATOR, W /LED T.I. Model 30 Slide Rule d | $4.99 | 01-May-2007 | 0 |
| ROYAL SLIDE RULE | $4.99 | 05-May-2007 | 0 |
| SLIDE RULE ACU-MATH # 400 WITH LEATHER TRAVEL | $4.99 | 27-May-2007 | 0 |
| "Vintage Book & Slide Rule UAPAN, Follett Pub. | $4.99 | 02-May-2007 | 0 |
| "OLD RUSSIAN WOODEN SLIDE RULE OF ELECTRICIAN, | $4.99 | 03-May-2007 | 0 |
| Club Scrap SEWING SLIDE RULER rubber stamp Ltd | $4.98 | 27-May-2007 | 0 |
| Vintage Hoffman Slide Ruler w/Leather Case DEN | $4.95 | 17-May-2007 | 0 |
| The LOG LOG DUPLEX SLIDE RULE 1932 Self Teachi | $4.95 | 27-May-2007 | 0 |
| NICE MANNHEIM ACU-MATH NO.500 SLIDE RULE | $4.95 | 22-May-2007 | 0 |
| SLIDE RULE POLYPHASE No. N4053 MANUAL 1944 | $4.50 | 06-May-2007 | 0 |
| Vintage Stanley's Slide Rule Instruction Book | $4.47 | 19-May-2007 | 0 |
| Vintage Stanley's Slide Rule Instruction Book | $4.47 | 06-May-2007 | 0 |
| Unique Soviet Rare Electrician Slide-Rule. | $4.00 | 13-May-2007 | 0 |
| Unique Soviet Rare Electrician Slide-Rule. | $4.00 | 20-May-2007 | 0 |
| ENGINEERS SLIDE RULE CHART DIAPHRAGM VALVE SEL | $3.99 | 10-May-2007 | 0 |
| "ENGINEERS SLIDE RULE CHART TEMP/PRES. COMPUTE | $3.99 | 10-May-2007 | 0 |
| "ENGINEERS SLIDE RULE CHART VALVE SIZE COMPUTE | $3.99 | 10-May-2007 | 0 |
| "ENGINEERS SLIDE RULE CHART VALVE SIZE COMPUTE | $3.99 | 10-May-2007 | 0 |
| Early ACU MATH NO. 600 Slide Rule | $3.99 | 20-May-2007 | 0 |
| 3 VINTAGE RULERS 2 LUFKINS 1 SLIDE RULER MANNH | $3.99 | 20-May-2007 | 0 |
| "Pedigree 11"" Slide Rule by Empire With Instr | $3.95 | 25-May-2007 | 0 |
| Vintage SHURE Reactance Slide Rule | $3.00 | 24-May-2007 | 0 |
| Quik-Chek TV Tube Wheel & Shure Bros. Slide Ru | $3.00 | 12-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 27-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 27-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 16-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 13-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 12-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 13-May-2007 | 0 |
| VINTAGE LUTZ 7900 SLIDE RULE RULER W/ LEATHER | $2.95 | 13-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 15-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 15-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 27-May-2007 | 0 |
| ANTIQUE SLIDERULE WITH LEATHER CASE!! c. 1933 | $2.00 | 03-May-2007 | 0 |
| Vintage Slide Rule Ruler w/ Case | $2.00 | 22-May-2007 | 0 |
| Vintage 10 Inch Slide Rule 1940-1950 Antique M | $1.99 | 15-May-2007 | 0 |
| VINTAGE 11 INCH SLIDE RULE | $1.97 | 22-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $1.95 | 06-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $1.95 | 06-May-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $1.95 | 01-May-2007 | 0 |
| Western Air Jet Parcel Service Rate Guide slid | $1.95 | 21-May-2007 | 0 |
| C. Conrad Air Commander Chrono Diamond Gold Sl | $1.00 | 24-May-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 31-May-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 31-May-2007 | 0 |
| Classic Simplex Slide Rule | $0.99 | 21-May-2007 | 0 |
| WOODEN SLIDE RULE (10 inches) -Vintage | $0.99 | 23-May-2007 | 0 |
| RUSSIAN MILITARY old Slide Rule artillery shoo | $0.99 | 22-May-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 22-May-2007 | 0 |
| SANTA FE RAILROAD US TO METRIC POCKET SLIDE RU | $0.99 | 31-May-2007 | 0 |
| RUSSIAN MILITARY old Slide Rule artillery shoo | $0.99 | 07-May-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 07-May-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 15-May-2007 | 0 |
| RUSSIAN MILITARY old Slide Rule artillery shoo | $0.99 | 15-May-2007 | 0 |
| US Patent for a Glass SLIDE RULE - Ruler | $0.95 | 13-May-2007 | 0 |
| US Patent for a Glass SLIDE RULE - Ruler | $0.95 | 20-May-2007 | 0 |
| US Patent for a Glass SLIDE RULE - Ruler | $0.95 | 06-May-2007 | 0 |
| $0.00 | 30-Dec-1899 | 0 |