| Keuffel and Esser |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in Jun-2008 |
| Keuffel Esser Slide Rule Naval Weapons Meteoro | $1075.00 | 29-Jun-2008 | 7 |
| Antique 1881 Keuffel & Esser Thacher Slide Rul | $500.00 | 22-Jun-2008 | 15 |
| Vintage Keuffel & Esser Engineering-Science Sl | $362.77 | 12-Jun-2008 | 6 |
| 1891 Pat. K&E Keuffel & Esser Rosewood Slide R | $352.92 | 15-Jun-2008 | 8 |
| Vintage Keuffel & Esser Thacher Slide rule 401 | $260.00 | 07-Jun-2008 | 15 |
| Slide rule K&E Deci-Lon 6 inch 68 - 1130 origi | $248.50 | 05-Jun-2008 | 7 |
| VINTAGE KEUFFEL & ESSER 68 1130 DECI-LON SLIDE | $202.50 | 05-Jun-2008 | 11 |
| Keuffel & Esser Slide Rule Deci-Lon 68 1130 & | $164.11 | 12-Jun-2008 | 11 |
| Vintage K&E 68-1130 Deci-Lon 5 Slide Rule & Ca | $159.48 | 25-Jun-2008 | 22 |
| VINTAGE K&E KEUFFEL & ESSER N4080-5 SLIDE RULE | $153.50 | 09-Jun-2008 | 24 |
| "Vinatge K&E #4061 Slide Rule, 6"", Ex. cond., | $137.50 | 01-Jun-2008 | 11 |
| K&E 4081-3 Slide Rule 1937 v1 IBM floppy disk | $115.27 | 22-Jun-2008 | 11 |
| VINTAGE K&E DECI-LON SLIDE RULE W/CASE 68-1130 | $106.50 | 15-Jun-2008 | 14 |
| KEUFFEL&ESSER DECI-LON 68-1130 SLIDE RULE w Ca | $103.99 | 16-Jun-2008 | 11 |
| Big Slide Rule Slidedisk Emil Tröger Circular | $100.00 | 07-Jun-2008 | 1 |
| Rare! Keuffel & Esser Brick-O-Meter Slide Rule | $89.69 | 02-Jun-2008 | 8 |
| K&E Deci-Lon Slide Rule & Leather Case | $84.00 | 30-Jun-2008 | 15 |
| K&E Deci-Lon slide rule 68 1100 orig case w/be | $81.00 | 05-Jun-2008 | 7 |
| Keuffel & Esser K&E Vintage Log Log Slide Rule | $77.80 | 13-Jun-2008 | 12 |
| K&E Keuffel Esser DECI-LON SLIDE RULE 68 1100 | $76.55 | 07-Jun-2008 | 12 |
| "KEUFFEL & ESSER K&E DECI-LON 10 SLIDE RULE, A | $76.25 | 08-Jun-2008 | 12 |
| "VINTAGE KEUFFEL & ESSER SLIDE RULE, CASE, BOX | $75.00 | 05-Jun-2008 | 1 |
| K & E Keuffel & Esser 68 1100 Deci-Lon Slide R | $74.33 | 04-Jun-2008 | 7 |
| Keuffel & Esser Polyphase Slide Rule w Case & | $71.03 | 07-Jun-2008 | 9 |
| K&E Keuffel Esser Deci-Lon 68 1100 Slide Rule | $70.99 | 04-Jun-2008 | 8 |
| "KEUFFEL & ESSER K&E DECI-LON 10 SLIDE RULE, M | $67.99 | 29-Jun-2008 | 10 |
| K & E Deci-lon 10 Slide Rule with case and bel | $67.98 | 23-Jun-2008 | 9 |
| Vintage Keuffel & Esser 68 1100 Deci-Lon Slide | $65.99 | 08-Jun-2008 | 9 |
| MINT K&E POLYPHAS DUPLEX DECITRIG SLIDE RULE G | $61.01 | 24-Jun-2008 | 12 |
| ------ K & E DECI-LON SLIDE RULE ------ | $61.00 | 18-Jun-2008 | 8 |
| Slide rule K+E Deci-Lon 10 with case. Great Co | $61.00 | 29-Jun-2008 | 7 |
| Mint K&E 10 DECI-LON 68 1100 Slide Rule & Book | $60.99 | 13-Jun-2008 | 8 |
| K&E KEUFFEL & ESSER COOKE RADIO SLIDE RULE 413 | $58.77 | 05-Jun-2008 | 8 |
| VINTAGE K&E DECI-LON SLIDE RULE AND LEATHER CA | $58.00 | 10-Jun-2008 | 14 |
| "Keuffel & Esser K&E 4139 Cooke Radio slide ru | $54.77 | 03-Jun-2008 | 6 |
| 1933 Kueffel & Esser Wood Slide Ruler With Lea | $53.97 | 15-Jun-2008 | 7 |
| K & E Keuffel & Esser 68-1608 SLIDE RULE 68160 | $52.67 | 02-Jun-2008 | 6 |
| K&E LOG LOG DUPLEX TRIG SLIDE RULE | $51.01 | 22-Jun-2008 | 13 |
| Lot of 4 Keuffel & Esser (K&E) Co. Slide Rule | $51.00 | 26-Jun-2008 | 8 |
| K&E Keuffel Esser DECI-LON SLIDE RULE 68 1100 | $50.99 | 11-Jun-2008 | 7 |
| OLD K & E KEUFFEL & ESSER 68 1100 DECI-LON SLI | $50.00 | 12-Jun-2008 | 9 |
| K & E LOG LOG DUPLEX VECTOR SLIDE RULE 1947 MI | $49.99 | 27-Jun-2008 | 1 |
| WW2 US Army K&E Graphical Firing Table Slide R | $49.95 | 22-Jun-2008 | 1 |
| SLIDE RULE 68 1100 w/ CASE Keuffel Esser DECI- | $48.99 | 13-Jun-2008 | 9 |
| ** Vintage 1950's K & E POCKET SLIDE RULE wORI | $46.50 | 08-Jun-2008 | 5 |
| Vintage Keuffel & Esser Slide Rule and leather | $45.00 | 18-Jun-2008 | 11 |
| K&E KEUFFEL & ESSER SLIDE RULE& INSTRUCTION MA | $43.95 | 18-Jun-2008 | 7 |
| Rare K&E Keuffel Esser GP12 68 1565 Slide Rule | $42.99 | 10-Jun-2008 | 10 |
| Vintage K+E Keuffel & Esser 4181-3 Slide Rule | $42.55 | 01-Jun-2008 | 6 |
| KEUFFEL & ESSER LOG DUPLEX SLIDE RULE 4080-3 + | $42.00 | 01-Jun-2008 | 8 |
| KEUFFEL & ESSER Slide Rules (2) Model 4081-3 | $42.00 | 01-Jun-2008 | 9 |
| "KEUFFEL & ESSER slide rule- 21 scales, LEATHE | $41.00 | 22-Jun-2008 | 3 |
| VINTAGE KEUFFEL & ESSER K & E SLIDE RULE N4081 | $41.00 | 26-Jun-2008 | 5 |
| 1947 KEUFFEL & ESSER Slide Rule Leather Case 3 | $41.00 | 22-Jun-2008 | 4 |
| "K&E SLIDE RULE WITH MAGNIFIER, LEATHERCASE, A | $41.00 | 16-Jun-2008 | 23 |
| "K&E Slide Rule, MIB, Complete, #4053-3, 68 16 | $41.00 | 12-Jun-2008 | 11 |
| K&E Vintage Keuffel & Esser pocket slide rule | $38.53 | 30-Jun-2008 | 8 |
| KEUFFEL & ESSER SLIDE RULE wBOX RECIEPT K&E MA | $38.00 | 08-Jun-2008 | 7 |
| 1947 KEUFFER&ESSER RARE N4080-5 SLIDE RULE/22i | $37.37 | 06-Jun-2008 | 2 |
| Vintage K&E Keuffel & Esser Co. Slide Rule #68 | $37.10 | 05-Jun-2008 | 2 |
| Old K&E Keuffel & Esser Rosewood Slide Rule # | $36.58 | 25-Jun-2008 | 3 |
| Keuffel Esser K&E Slide Rule - 4070-3 with Har | $36.00 | 01-Jun-2008 | 5 |
| KEUFFEL & ESSER LOG LOG DUPLEX TRIG SLIDE RULE | $36.00 | 08-Jun-2008 | 13 |
| "Keuffel & Esser Vintage Doric Slide Rule, gre | $35.00 | 26-Jun-2008 | 1 |
| "Keuffel & Esser K&E 4081-3 Decitrig slide rul | $35.00 | 04-Jun-2008 | 14 |
| K & E Slide Rules: Deci-Lon An Instruction Man | $34.99 | 03-Jun-2008 | 1 |
| "2 K&E Manuals, Cooke Radio Slide Rule & #4071 | $32.99 | 13-Jun-2008 | 6 |
| """SUN"" HEMMI 1461 Slide Rule ~ KEUFFEL & ESS | $32.98 | 17-Jun-2008 | 6 |
| Vintage Keuffel & Esser 1947 Slide Rule w/case | $32.50 | 15-Jun-2008 | 11 |
| KEUFFEL & ESSER 4081-3 SLIDE RULE W/ORIG. COVE | $32.00 | 14-Jun-2008 | 16 |
| "K & E 6"" SLIDE RULE" | $31.00 | 13-Jun-2008 | 7 |
| K&E Slide Rules Belt Carrier # 4183 New old St | $31.00 | 15-Jun-2008 | 8 |
| VINTAGE K&E KEUFFEL & ESSER DRAFTING SET & SLI | $31.00 | 04-Jun-2008 | 2 |
| "K&E KEUFFEL & ESSER DECI-LON 10 12"" SLIDE RU | $30.99 | 30-Jun-2008 | 4 |
| K & E 4053-5 20-inch slide rule with leather c | $30.51 | 19-Jun-2008 | 8 |
| K&E Keuffel and Esser 68 1220 Slide Rule Compl | $28.11 | 22-Jun-2008 | 9 |
| VINTAGE KEUFFEL & ESSER LOG LOG SLIDE RULE 408 | $27.31 | 29-Jun-2008 | 3 |
| K & E 4081 LOG DECITRIG SLIDE RULE MANUAL DRAF | $27.00 | 10-Jun-2008 | 3 |
| "Keuffel & Esser 10"" Slide Rule, circa 1950's | $26.50 | 13-Jun-2008 | 5 |
| KEUFFEL ESSER COOKE RADIO SLIDE RULE BOOK MANU | $26.25 | 16-Jun-2008 | 6 |
| "Vintage Keuffel&Esser Slide Rule N4053-5, K&E | $26.22 | 22-Jun-2008 | 3 |
| Nice Older Slide Rule / Keuffel & Esser | $26.00 | 14-Jun-2008 | 9 |
| Vintage KEUFFEL & ESSER N4081-3 Slide Rule & C | $26.00 | 18-Jun-2008 | 4 |
| 1908 Keuffel Esser Engineering-Science Ivory S | $26.00 | 22-Jun-2008 | 3 |
| Keuffel & Esser Slide Rule 4083-3 K&E w/ Case | $26.00 | 02-Jun-2008 | 5 |
| Keuffel & Esser Old K&E Enamel Slide Rule Tie | $25.25 | 01-Jun-2008 | 4 |
| Keuffel & Esser K&E Vintage Slide Rule-4095-3 | $25.20 | 13-Jun-2008 | 5 |
| Keuffel & Esser Log Log Duplex Decitrig 4181 S | $24.99 | 29-Jun-2008 | 1 |
| Keuffel & Esser Log Log Duplex Decitrig 4080 S | $24.99 | 29-Jun-2008 | 1 |
| Vintage K&E Slide Rule 4083-3 Keuffel with Cas | $23.27 | 05-Jun-2008 | 12 |
| 1900 N < 4053-2> KEUFFEL & ESSER SHORT SLIDE R | $23.23 | 02-Jun-2008 | 6 |
| Vintage Antique Slide Rule KEUFFEL & ESSER Co. | $23.00 | 08-Jun-2008 | 8 |
| Lot of Vintage Slide Rules K+E + | $22.72 | 28-Jun-2008 | 3 |
| Keuffel & Esser Slide Rule with Leather Case | $22.50 | 27-Jun-2008 | 10 |
| VTG KEUFFEL&ESSER K&E SLIDE RULE W/CASE 4056 V | $22.49 | 08-Jun-2008 | 3 |
| KEUFFEL & ESSER SLIDE RULE #4083 WITH CASE & M | $22.48 | 23-Jun-2008 | 4 |
| 1936 Keuffel & Esser Co. Slide Rule Catalogue | $22.19 | 14-Jun-2008 | 10 |
| Keuffel&Esser (K&E) 4150-1 slide Rule Vintage | $22.09 | 08-Jun-2008 | 4 |
| Pocket Slide Rule Keuffel K+E w/ Box & Case 41 | $22.06 | 23-Jun-2008 | 5 |
| Manheilm Slide Rule-Keuffel & Esser/ With Leat | $22.00 | 05-Jun-2008 | 1 |
| K & E KEUFFEL ESSER SLIDE RULE MANUAL BOOK DEC | $22.00 | 29-Jun-2008 | 7 |
| "Keuffel & Esser Slide Rule, Case, Manual, XLN | $21.50 | 16-Jun-2008 | 4 |
| Vintage K&E Slide Rule 4081-3 and much more | $20.99 | 03-Jun-2008 | 2 |
| keuffel esser paragon jr. drafting slide rule | $20.53 | 04-Jun-2008 | 5 |
| "KE K E Keuffel & Esser Company Slide Rule, Le | $20.50 | 04-Jun-2008 | 9 |
| Keuffel & Esser Co 1947 Slide Rule w/lovely le | $20.50 | 29-Jun-2008 | 10 |
| VINTAGE K & E KEUFFEL ESSER SLIDE RULE MANUAL | $20.50 | 15-Jun-2008 | 13 |
| KEUFFEL & ESSER 1964 GP-12 SLIDE RULE RULER | $20.50 | 18-Jun-2008 | 4 |
| VINTAGE KEUFFEL ESSER SLIDE RULE #4083 LEATHER | $20.50 | 08-Jun-2008 | 4 |
| 1936 VINTAGE KUEFFEL & ESSER K&E SLIDE RULE 40 | $20.50 | 22-Jun-2008 | 2 |
| 60s Keuffel & Esser 4081-3 Log Log Decitrig Sl | $20.50 | 17-Jun-2008 | 9 |
| 2 KEUFFEL AND ESSER SLIDE RULEs 4081-3 & 4092- | $20.50 | 05-Jun-2008 | 8 |
| Vintage Keuffel & Esser N4081-3 Slide Rule/lea | $20.49 | 04-Jun-2008 | 17 |
| Vintage K&E Polyphase Duplex Slide Rule in Lea | $20.26 | 05-Jun-2008 | 5 |
| "Keuffel&Esser (K&E) Conversion Slide Rule - V | $20.06 | 08-Jun-2008 | 5 |
| VINTAGE KEUFFEL & ESSER SLIDE RULE 4801-3 1937 | $20.00 | 05-Jun-2008 | 3 |
| Antique Slide Ruler by Keuffel & Esser Co. | $20.00 | 06-Jun-2008 | 1 |
| K & E VINTAGE SLIDE RULE AND LEATHER CASE #455 | $20.00 | 03-Jun-2008 | 3 |
| VINTAGE DORIC k & E CO SLIDE RULE 9068 W/ LEAT | $19.99 | 01-Jun-2008 | 1 |
| 1909 Keuffel & Esser Slide Rule N4053-3 with c | $19.99 | 08-Jun-2008 | 1 |
| Doric K&E slide ruler Apollo Gemini NASA engin | $19.95 | 27-Jun-2008 | 1 |
| "Vintage Keuffel & Esser Slide Rule w Case, Bo | $18.75 | 04-Jun-2008 | 6 |
| KEUFFEL & ESSER K & E 4058 W Beginner's SLIDE | $17.99 | 17-Jun-2008 | 1 |
| K & E Mahogany Slide Rule w/ Case Pat 1900 | $17.50 | 17-Jun-2008 | 5 |
| K&E vintage N4081-3 Log Log Duplex Decitrig Sl | $17.50 | 29-Jun-2008 | 6 |
| Doric K&E SLIDE RULE & Leather Case | $17.50 | 01-Jun-2008 | 5 |
| KEUFFEL & ESSER CO POYLPHASE SLIDE RULE #4053- | $17.28 | 02-Jun-2008 | 5 |
| KEUFFEL & ESSER #4053 SLIDE RULE - 20 INCHES L | $17.16 | 03-Jun-2008 | 2 |
| Vintage Slide Rule K & E Log Log Duplex Decitr | $16.84 | 01-Jun-2008 | 2 |
| "K+E Slide Rules,DECI-LON(#68 1100),Instructio | $16.50 | 03-Jun-2008 | 8 |
| Keuffel Esser Dietzgen Sterling slide Rules | $16.06 | 06-Jun-2008 | 3 |
| KEUFFEL & ESSER CO. NY 1947 SLIDE RULE & LEATH | $16.05 | 30-Jun-2008 | 6 |
| VINTAGE K&E KEUFFEL & ESSER SLIDE RULE | $16.00 | 03-Jun-2008 | 6 |
| KEUFFEL & ESSER CO. N.Y. SLIDE RULER-LOG LOG D | $15.99 | 29-Jun-2008 | 2 |
| Vintage Keuffel & Esser Slide Rule 4081-3S Lea | $15.99 | 03-Jun-2008 | 1 |
| Vintage K&E Surveying Slide Rule w/Orig Leathe | $15.50 | 14-Jun-2008 | 2 |
| KEUFFEL & ESSER 1947 SLIDE RULE NEW CONDITION | $15.50 | 23-Jun-2008 | 4 |
| "Keuffel & Esser Slide Rule 4081-3, w/Leather | $15.50 | 22-Jun-2008 | 4 |
| "Vintage K & E 4181-3 Slide Rule with Box, Lea | $15.50 | 30-Jun-2008 | 7 |
| KEUFFEL & ESSER CO. N.Y. SLIDE RULE WITH CASE | $15.50 | 07-Jun-2008 | 2 |
| "K&E 4053-3 10""SLIDE RULE FROM THE EARLY 1900 | $15.50 | 08-Jun-2008 | 2 |
| Vintage Keuffel & Esser 4161 Slide Rule Mint I | $15.49 | 21-Jun-2008 | 3 |
| K&E Slide Rules Hardbound Book Deci-Lon Instru | $15.49 | 27-Jun-2008 | 4 |
| Vintage K&E LOG LOG DUPLEX DECITRIG SLIDE RULE | $15.00 | 16-Jun-2008 | 4 |
| Keuffel Esser K&E Slide Rule 4070-3 with Hard | $15.00 | 19-Jun-2008 | 9 |
| "vintage K & E polyphase 4053-3 slide rule, ca | $15.00 | 01-Jun-2008 | 1 |
| Antique 1933 Keuffel & Esser Slide Rule Leathe | $15.00 | 19-Jun-2008 | 1 |
| Antique 1900 Keuffel & Esser Slide Rule Leathe | $15.00 | 19-Jun-2008 | 1 |
| 1947 K&E No. 4181-3 SLIDE RULE Keuffel & Esser | $14.99 | 29-Jun-2008 | 1 |
| Vintage K&E MANNHEIM SLIDE Rule #4041 Keuffel | $14.99 | 20-Jun-2008 | 1 |
| VINTAGE KEUFFEL & ESSER CO SLIDE RULERS W/ CAS | $14.99 | 24-Jun-2008 | 1 |
| "TWO SLIDE RULES, K&E BEGINNER'S & STERLING PO | $14.95 | 30-Jun-2008 | 1 |
| K&E Keuffel Esser SLIDE RULE N4053-3 w/ CASE | $14.61 | 23-Jun-2008 | 2 |
| "Keuffel & Esser 12-1/2"" Slide Rule w/Case an | $14.50 | 21-Jun-2008 | 5 |
| K&E Slide Rules Deci-Lon Instruction Manual (B | $14.50 | 14-Jun-2008 | 4 |
| 1947 K&E 4080-3 Duplex Trig Slide Rule w Leath | $13.50 | 11-Jun-2008 | 4 |
| K&E 4083-3 SLIDE RULE | $13.50 | 21-Jun-2008 | 5 |
| Keuffel & Esser 4081-3 Slide Rule Case and man | $13.50 | 29-Jun-2008 | 3 |
| Vintage K & E Slide Rule in Original Box w/ Ma | $13.45 | 19-Jun-2008 | 4 |
| New Keuffel & Esser Polyphase Slide Rule 68 16 | $13.05 | 02-Jun-2008 | 3 |
| Keuffel & Esser 4161-1 SLIDE RULE With Leather | $13.00 | 01-Jun-2008 | 6 |
| Vintage K&E Slide Rule in Leather Case | $12.52 | 04-Jun-2008 | 7 |
| Slide Rule 1955 Book Manual K&E Log Decitrig 4 | $12.50 | 09-Jun-2008 | 1 |
| "Keuffel & Esser Wooden Slide Rule, Copyright | $12.50 | 02-Jun-2008 | 2 |
| Vintage K&E Keuffel & Esser Co slide rule w/ca | $12.00 | 30-Jun-2008 | 11 |
| K - E SLIDE RULE + 4 ARCHITECT/ENGINEERS MISC. | $11.99 | 14-Jun-2008 | 9 |
| "K & E - SLIDE RULE, TRIANGULAR RULER, & PARAG | $11.50 | 22-Jun-2008 | 4 |
| Vintage 1961 K & E KEUFFEL & ESSER Co. Slide R | $11.50 | 16-Jun-2008 | 5 |
| VINTAGE KEUFFEL & ESSER LOG LOG DUPLEX SLIDE R | $11.50 | 30-Jun-2008 | 3 |
| vintage keuffel & esser co.slide rule original | $11.38 | 02-Jun-2008 | 9 |
| "K & E Slide Rule, Model 87058, w Magnifying L | $11.11 | 23-Jun-2008 | 3 |
| VINTAGE KEUFFEL& ESSER SLIDE RULE | $10.99 | 04-Jun-2008 | 2 |
| SLIDE RULE N4081-3 K&E Log Duplex Decitrig | $10.95 | 01-Jun-2008 | 8 |
| Old Keuffel & Esser Co slide rule. | $10.50 | 04-Jun-2008 | 2 |
| Vintage Keuffel & Esser Slide Rule Blk Leather | $10.50 | 06-Jun-2008 | 3 |
| Keuffel & Esser K&E Slide Rule 4080-3 w/leathe | $10.50 | 22-Jun-2008 | 2 |
| 3 Old Slide Rules K&E Keuffel & Esser Kolesch | $10.50 | 01-Jun-2008 | 2 |
| VINTAGE KEUFFEL & ESSER SLIDE RULER & CASE | $10.49 | 22-Jun-2008 | 3 |
| "Vintage K&E 12 1/2"" SLIDE RULE 203737 W/ Lea | $10.25 | 27-Jun-2008 | 2 |
| Vintage Slide Rule Keuffel & Esser collectible | $10.05 | 21-Jun-2008 | 2 |
| K&E KEUFFEL & ESSER STUDENT'S SLIDE RULE & BOX | $9.99 | 02-Jun-2008 | 1 |
| K&E 4098 A Slide Rule 1936 Keuffel & Esser Co | $9.99 | 27-Jun-2008 | 1 |
| K+E Keuffel & Esser Mannheim Slide Rule 4055 | $9.99 | 06-Jun-2008 | 1 |
| Vintage Keuffel & Esser Sliderule Slide Rule L | $9.99 | 19-Jun-2008 | 1 |
| Keuffel & Esser 4081-3 Log Log Duplex Slide Ru | $9.99 | 19-Jun-2008 | 1 |
| 1939 KEUFFEL & ESSER SLIDE RULE MANUAL Log Log | $9.99 | 01-Jun-2008 | 1 |
| 1933 Keuffel & Esser SLIDE RULE Catalog | $9.99 | 23-Jun-2008 | 1 |
| Vintage K&E LOG LOG DUPLEX 4083-3S Slide Rule | $9.99 | 12-Jun-2008 | 1 |
| "Keuffel & Esser (K&E) Slide Rule w/Case, NR" | $9.99 | 16-Jun-2008 | 2 |
| VINTAGE SLIDE RULE KEUFFEL ESSER 4058 W ACU MA | $9.99 | 16-Jun-2008 | 2 |
| Antique Keuffel & Esser Slide Rule 4088-3 WA R | $9.99 | 28-Jun-2008 | 1 |
| ©1937 KEUFFEL & ESSER CO NY EARLY # 4080-3 SLI | $9.99 | 06-Jun-2008 | 1 |
| Vintage Keuffel & Esser Engineering Slide Rule | $9.99 | 02-Jun-2008 | 1 |
| VINTAGE K & E KEUFFEL ESSER SLIDE RULE MANUAL | $9.99 | 29-Jun-2008 | 1 |
| KEUFFEL & ESSER CO. NY 1900 SLIDE RULE WOOD/IV | $9.99 | 30-Jun-2008 | 1 |
| Vintage K&E Slide Rule 4083-3S Log Log DUPLEX | $9.95 | 11-Jun-2008 | 1 |
| K & E. Log Log Duplex Slide Rule | $9.95 | 21-Jun-2008 | 1 |
| MANNHEIM DUPLEX SLIDE RULE MANUAL 1917 KEUFFEL | $9.95 | 21-Jun-2008 | 1 |
| Keuffel Esser Wood Slide Rule w Leather Case & | $9.95 | 29-Jun-2008 | 1 |
| KEUFFEL ESSEX K & E SLIDE RULE W/CASE& INSTRUC | $9.90 | 01-Jun-2008 | 1 |
| KEUFFEL & ESSER SLIDE RULE MODEL N4053-5 K&E | $9.88 | 22-Jun-2008 | 1 |
| K & E Slide Rule Brochure-Keuffel & Esser Co.N | $9.60 | 25-Jun-2008 | 2 |
| Vintage K+E KEUFFEL & ESSER Slide Rule w Leath | $9.50 | 21-Jun-2008 | 2 |
| CLASSIC < N 4053-3 > KEUFFEL & ESSER SLIDE RUL | $9.38 | 02-Jun-2008 | 5 |
| Keuffel & Esser Slide rule N4053-3 with Polyph | $8.99 | 29-Jun-2008 | 1 |
| KEUFFEL & ESSER No. 4058 SLIDE RULE 1916 WOOD | $8.50 | 01-Jun-2008 | 11 |
| 5 VINTAGE K&E KEUFFEL&ESSER LEROY SLIDE RULE T | $8.27 | 29-Jun-2008 | 3 |
| Vintage Keuffel & Esser Co. NY Slide Rule Rule | $7.99 | 28-Jun-2008 | 1 |
| K&E LOG LOG DUPLEX DECITRIG SLIDE RULE & MANUA | $7.99 | 20-Jun-2008 | 1 |
| "KLOCKNER MOELLER SLIDE RULER , K&E PARAGON 14 | $7.99 | 13-Jun-2008 | 1 |
| How To Choose a Slide Rule book by Keuffel & E | $7.99 | 30-Jun-2008 | 1 |
| Keuffel and Esser Sliderule Slide Rule 4070-3 | $7.99 | 25-Jun-2008 | 1 |
| Keuffel & Esser Slide Rule 4081-3 | $7.27 | 22-Jun-2008 | 3 |
| Vintage KRUFFEL & ESSER Slide Rule #4092-3 w/c | $7.00 | 26-Jun-2008 | 1 |
| Mannheim Slide Rule Manual Cox Keuffel & Esser | $6.99 | 25-Jun-2008 | 1 |
| Vintage Keuffel & Esser Slide Rule Log Duplex | $6.88 | 30-Jun-2008 | 1 |
| "K&E Slide Rule, with hard leather case NO- 40 | $6.80 | 01-Jun-2008 | 1 |
| "Slide Rule Keuffel&Esser 4053-3 box,case,pape | $6.55 | 05-Jun-2008 | 3 |
| Vintage Keuffel & Esser with Leather Case SLID | $6.50 | 11-Jun-2008 | 2 |
| KEUFFEL & ESSER CO. BEGINNERS SLIDE RULE #4058 | $6.14 | 27-Jun-2008 | 4 |
| K+E SLIDE RULES: A Self Instruction Manual~BOO | $6.05 | 23-Jun-2008 | 4 |
| 3 Vintage Lot SLIDE RULE Kueffel Esser TATA LA | $5.99 | 26-Jun-2008 | 1 |
| K&E KEUFFEL & ESSER SLIDE RULE 4058W & CASE | $5.50 | 13-Jun-2008 | 4 |
| VINTAGE 1928 KEUFFEL & ESSER CO. SLIDE RULER 4 | $5.24 | 18-Jun-2008 | 2 |
| "KEUFFEL & ESSER K&E 20 INCH SLIDE RULE "" <40 | $5.00 | 01-Jun-2008 | 1 |
| Keuffel & Esser K&E Vintage Polyphase slide ru | $5.00 | 13-Jun-2008 | 1 |
| Vintage Keuffel & Esser Co. Slide Rule Ruler D | $5.00 | 07-Jun-2008 | 1 |
| KEUFFEL & ESSER K&E VINTAGE LOG LOG SLIDE RULE | $4.99 | 21-Jun-2008 | 1 |
| ANTIQUE 1906 K & E SLIDE RULE WITH LEATHER CAS | $4.99 | 10-Jun-2008 | 1 |
| KEUFFEL & ESSER N4053-3 SLIDE RULE WOOD W CASE | $4.99 | 08-Jun-2008 | 1 |
| Old Vintage Engineering Slide Rule 1947 Keuffe | $4.99 | 08-Jun-2008 | 1 |
| K&E KEUFFEL ESSER COLLECTIBLE SLIDE RULE & CAS | $4.99 | 08-Jun-2008 | 1 |
| Vintage 1961 K & E Keuffel & Esser Co Slide Ru | $4.99 | 12-Jun-2008 | 1 |
| Vintage Keuffel & Esser Slide Rule/ case | $4.99 | 01-Jun-2008 | 1 |
| Keuffel Esser Co. Slide Rule K&E 4092-3 Nice ! | $4.99 | 28-Jun-2008 | 1 |
| KEUFFEL & ESSER K&E SLIDE RULE N4081-3 LOG LOG | $4.99 | 25-Jun-2008 | 1 |
| KEUFFEL & ESSER CO--Slide Rule Catalog---1942 | $4.99 | 16-Jun-2008 | 1 |
| KEUFFEL & ESSER Mannheim Favorite 4056 Slide R | $4.75 | 22-Jun-2008 | 2 |
| keuffel & esser 4081-3 Ivory Slide Rule - Vint | $4.21 | 15-Jun-2008 | 6 |
| Vintage K&E Keuffel & Esser Slide Rule 315944 | $3.99 | 30-Jun-2008 | 1 |
| VINTAGE ANTIQUE WOODEN SLIDE RULE KEUFFEL ESSE | $3.99 | 16-Jun-2008 | 1 |
| "Keuffel & Esser Beginner's Slide Rule 4058W, | $3.99 | 12-Jun-2008 | 1 |
| KUEFFEL & ESSER SLIDE RULE # 4041 MANNHEIM WIT | $3.85 | 29-Jun-2008 | 2 |
| Vintage Keuffel & Esser Beginners Slide Rule w | $3.00 | 06-Jun-2008 | 1 |
| VINTAGE KEUFFEL & ESSER K&S SLIDE RULE W/CASE | $2.99 | 23-Jun-2008 | 1 |
| K & E vintage slide rule 4094 with case U.S.A. | $2.99 | 24-Jun-2008 | 1 |
| "KEUFFEL & ESSEX SLIDE RULE, 4081-3S,10"", Lea | $2.99 | 01-Jun-2008 | 1 |
| K & E slide Rule Manual 1955 Vintage 68 2047 | $2.95 | 29-Jun-2008 | 1 |
| K&E Vintage 4058W Beginner Slide Rule w case | $2.50 | 29-Jun-2008 | 1 |
| K&E Vintage N4053-3 Polyphase Slide Rule w cas | $2.50 | 29-Jun-2008 | 1 |
| "KEUFFEL & ESSER SLIDE RULE 4161-3, CASE" | $2.24 | 21-Jun-2008 | 2 |
| Keuffel & Esser K&E Vintage Slide Rule | $2.00 | 13-Jun-2008 | 1 |
| Vintage Keuffel & Esser Co. Engineering Slide | $1.25 | 15-Jun-2008 | 2 |
| Keuffel & Esser Beginner's Slide Rule N4058W & | $0.99 | 12-Jun-2008 | 1 |
| Keuffel & Esser Slide Rule 2 4081-3/4070-3-VIN | $0.99 | 06-Jun-2008 | 1 |
| "Antique K&E Slide Rule Model N4053-3 10"" Ver | $350.00 | 29-Jun-2008 | 0 |
| K+E Log Log Duplex Decitrig Ivorite Slide Rule | $50.00 | 30-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. OF NY SLIDE RULE | $49.99 | 05-Jun-2008 | 0 |
| Keuffel Esser K&E Slide Rule 4070-3 with Hard | $40.00 | 15-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. OF NY SLIDE RULE | $39.99 | 14-Jun-2008 | 0 |
| Keuffel Esser K&E Slide Rule 4070-3 with Hard | $35.00 | 18-Jun-2008 | 0 |
| K & E Slide Rules: Deci-Lon An Instruction Man | $34.99 | 01-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. OF NY SLIDE RULE | $32.99 | 22-Jun-2008 | 0 |
| "Antique Keuffel & Esser Sliderule, Case, Box, | $29.99 | 21-Jun-2008 | 0 |
| KEUFFEL & ESSER SLIDE RULE - MODEL 4081-3 -W/G | $29.99 | 28-Jun-2008 | 0 |
| Keuffel Esser Dietzgen Sterling slide Rules | $24.99 | 01-Jun-2008 | 0 |
| "Old Early Keuffel & Esser Sliderule, Case, Bo | $24.99 | 29-Jun-2008 | 0 |
| vintage keuffel & Esser slide rule #4080-03 NI | $20.00 | 01-Jun-2008 | 0 |
| VERY OLD K&E SLIDE RULE AND LEATHER CASE | $20.00 | 10-Jun-2008 | 0 |
| K&E slide rule 4080-3 Keuffel & Esser | $20.00 | 07-Jun-2008 | 0 |
| K&E slide rule 4080-3 Keuffel & Esser | $20.00 | 15-Jun-2008 | 0 |
| Vintage K & E Keuffel & Esser No. 062634 Slide | $19.99 | 01-Jun-2008 | 0 |
| VIN. SUN HEMMI K&E BAMBOO SLIDE RULE NO.1452W | $19.99 | 28-Jun-2008 | 0 |
| 1934 Keuffel & Esser #4056 Sliderule | $19.99 | 29-Jun-2008 | 0 |
| Vintage KEUFFEL & ESSER CO NY SLIDE RULERS W C | $19.99 | 30-Jun-2008 | 0 |
| KEUFFEL & ESSER 1947 4081-3 SRT SLIDE RULE | $17.99 | 01-Jun-2008 | 0 |
| vintage keuffel & Esser slide rule #4080-03 NI | $15.00 | 16-Jun-2008 | 0 |
| K & E 4070-3 Slide Rule. & Case | $15.00 | 21-Jun-2008 | 0 |
| "Old Slide Rule by Keuffel & Esser Co, NY- Jun | $15.00 | 26-Jun-2008 | 0 |
| "KEUFFEL & ESSER slide rule- 21 scales, LEATHE | $14.99 | 29-Jun-2008 | 0 |
| estate large slide rule calculator cased keuff | $14.99 | 27-Jun-2008 | 0 |
| VINTAGE 12 INCH KEUFFEL & ESSER SLIDE RULE WIT | $12.99 | 15-Jun-2008 | 0 |
| VINTAGE K&E KEUFFEL & ESSER N4053-3 SLIDE RULE | $9.99 | 21-Jun-2008 | 0 |
| ANTIQUE 4088-3 POLYPHASE DUPLEX SLIDE RULE K&E | $9.99 | 15-Jun-2008 | 0 |
| Vintage KEUFFEL & ESSER circa 1915 SLIDE RULE | $9.99 | 22-Jun-2008 | 0 |
| Vintage Keuffel & Esser 68 1100 Deci-Lon Slide | $9.99 | 03-Jun-2008 | 0 |
| US PATENT for K&E SLIDERULE 1913 slide rule Ke | $9.99 | 11-Jun-2008 | 0 |
| vintage K & E 4088-3 slide rule with case NICE | $9.99 | 16-Jun-2008 | 0 |
| Vintage K & E Slide Rule in Original Box w/ Ma | $9.99 | 11-Jun-2008 | 0 |
| KEUFFEL & ESSER 4080-3 SLIDE RULE LOG DUPLEX T | $9.99 | 23-Jun-2008 | 0 |
| Polyphase Duplex Slide Rule Manual/Keuffel & E | $9.99 | 05-Jun-2008 | 0 |
| Vintage K+E KEUFFEL & ESSER Slide Rule w Leath | $9.99 | 16-Jun-2008 | 0 |
| Keuffel & Esser model 4081-3 slide rule in lea | $9.99 | 24-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. NY 1900 SLIDE RULE WOOD/IV | $9.99 | 24-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. NY 1947 SLIDE RULE & LEATH | $9.99 | 24-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. NY 1900 SLIDE RULE WOOD/IV | $9.99 | 24-Jun-2008 | 0 |
| Keuffel & Esser Vintage Slide Rule With Case | $9.99 | 03-Jun-2008 | 0 |
| Vintage Keuffel & Esser Slide Rule With Leathe | $9.99 | 25-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. - BEGINNERS SLIDE RULE - # | $9.99 | 11-Jun-2008 | 0 |
| US PATENT for K&E SLIDERULE 1913 slide rule Ke | $9.99 | 25-Jun-2008 | 0 |
| 3 OLD SLIDE RULES+SHEATHS PARTS RESTORE KEUFFE | $9.99 | 25-Jun-2008 | 0 |
| Vintage Wooden Keuffel & Esser Beginner's Slid | $9.99 | 25-Jun-2008 | 0 |
| KEUFFEL & ESSER K&E SLIDE RULE N4081-3 LOG LOG | $9.99 | 17-Jun-2008 | 0 |
| Vintage Keuffel & Esser K&E N4053-3 Slide Rule | $9.99 | 17-Jun-2008 | 0 |
| Vintage K&E Kueffel&Esser Log Log Slide Rule 4 | $9.99 | 26-Jun-2008 | 0 |
| vintage K & E 4088-3 slide rule with case NICE | $9.99 | 26-Jun-2008 | 0 |
| vintage keuffel & Esser slide rule #4080-03 NI | $9.99 | 26-Jun-2008 | 0 |
| K & E POST CO. No.1447 Bamboo Sun Japan Slide | $9.99 | 26-Jun-2008 | 0 |
| 3 OLD SLIDE RULES+SHEATHS PARTS RESTORE KEUFFE | $9.99 | 17-Jun-2008 | 0 |
| VINTAGE KEUFFEL & ESSER SLIDE RULE 1924 W/CASE | $9.99 | 26-Jun-2008 | 0 |
| "Vintage K & E 4181-3 Slide Rule with Box, Lea | $9.99 | 17-Jun-2008 | 0 |
| KEUFFEL & ESSER K & E 4058 W Beginner's SLIDE | $9.99 | 12-Jun-2008 | 0 |
| US PATENT for K&E SLIDERULE 1913 slide rule Ke | $9.99 | 18-Jun-2008 | 0 |
| Vintage 1961 Kueffel & Esser K-12 Prep Slide R | $9.99 | 08-Jun-2008 | 0 |
| Vintage Wooden Keuffel & Esser Slide Rule N405 | $9.99 | 28-Jun-2008 | 0 |
| Vintage Kueffel & Esser Co Slide Rule With Lea | $9.99 | 18-Jun-2008 | 0 |
| Keuffel & Esser Beginner's Slide Rule N4058W w | $9.99 | 12-Jun-2008 | 0 |
| VINTAGE SLIDE RULE SLIDERULE KEUFFEL ESSER 405 | $9.99 | 28-Jun-2008 | 0 |
| K & E- - Keuffel & Esser POLYPHASE SLIDE RULE | $9.99 | 08-Jun-2008 | 0 |
| US PATENT for K&E SLIDERULE 1913 slide rule Ke | $9.99 | 04-Jun-2008 | 0 |
| VINTAGE KEUFFEL SLIDE RULER WITH BOX | $9.99 | 29-Jun-2008 | 0 |
| "KLOCKNER MOELLER SLIDE RULER , K&E PARAGON 14 | $9.99 | 09-Jun-2008 | 0 |
| K+E Keuffel & Esser Slide Rule # 968 | $9.99 | 06-Jun-2008 | 0 |
| K+E Keuffel & Esser Mannheim Slide Rule | $9.99 | 06-Jun-2008 | 0 |
| KEUFFEL & ESSER SLIDE RULE AND CASE | $9.95 | 21-Jun-2008 | 0 |
| Vintage KRUFFEL & ESSER Slide Rule #4092-3 w/c | $9.95 | 12-Jun-2008 | 0 |
| VINTAGE K & E BEGINNER`S SLIDE RULE # 4058 C W | $9.95 | 03-Jun-2008 | 0 |
| VTG TIN KEUFFEL ESSER RULE SHOP TOOL W/AD FOLD | $9.95 | 01-Jun-2008 | 0 |
| Keuffel & Esser 4081-3 Slide Rule & Case | $9.95 | 08-Jun-2008 | 0 |
| K&E Keuffel & Esser Slide Rule in Leather Pick | $9.95 | 10-Jun-2008 | 0 |
| 1944 & 1951 K + E Slide Rule and Lettering Ins | $9.95 | 30-Jun-2008 | 0 |
| "K&E #4080-3 Slide Rule, Ex. orig., fair leath | $9.88 | 07-Jun-2008 | 0 |
| Vintage KEUFFEL & ESSER SLIDE RULE #4092 w/Lea | $9.52 | 30-Jun-2008 | 0 |
| Vintage KEUFFEL & ESSER SLIDE RULE 4088-3 Leat | $9.42 | 30-Jun-2008 | 0 |
| "K&E FAVORITE SLIDE RULE 1056, IN BOX, LIKE NE | $7.99 | 28-Jun-2008 | 0 |
| Vintage 1961 Kueffel & Esser K-12 Prep Slide R | $7.99 | 22-Jun-2008 | 0 |
| Slide Rule & Case Vintage Keuffel & Esser | $7.99 | 30-Jun-2008 | 0 |
| KEUFFEL & ESSER #N4058W SLIDE RULE W/ CASE & M | $7.95 | 25-Jun-2008 | 0 |
| K & E MANNHEIM & POLYPHASE SLIDE RULES COMPLET | $7.88 | 19-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. - BEGINNERS SLIDE RULE - # | $6.99 | 18-Jun-2008 | 0 |
| KEUFFEL & ESSER CO. - BEGINNERS SLIDE RULE - # | $6.99 | 26-Jun-2008 | 0 |
| The Log Log Duplex Slide Rule Book 1932 Keuffe | $6.99 | 08-Jun-2008 | 0 |
| vintage K&E Slide Rule N4058W Keuffel & Esser | $6.99 | 01-Jun-2008 | 0 |
| 2 Keuffel & Esser Co. Slide Rules. Pat Dec '02 | $6.95 | 17-Jun-2008 | 0 |
| OLD Keuffel & Esser SLIDE RULE + Case 463 | $6.85 | 20-Jun-2008 | 0 |
| K & E KEUFFEL ESSER SLIDE RULE MANUAL BOOK # 4 | $5.99 | 29-Jun-2008 | 0 |
| K & E Slide Rule & Manual | $5.99 | 29-Jun-2008 | 0 |
| Vintage Keuffel &Esser Co.Slide Rule Beginner' | $5.99 | 29-Jun-2008 | 0 |
| 1928 SLIDE RULE - KENFFEL & SONS | $5.99 | 25-Jun-2008 | 0 |
| Vintage Keuffel &Esser Co.Slide Rule Beginner' | $5.99 | 18-Jun-2008 | 0 |
| K&E KEUFFEL & ESSER SLIDE RULE 4058W & CASE | $5.00 | 06-Jun-2008 | 0 |
| 1938 KEUFFEL & ESSER CO 4091-3 SLIDE RULE U of | $5.00 | 29-Jun-2008 | 0 |
| 1945 Keuffel & Esser Slide Rule 4081 Book Log | $5.00 | 05-Jun-2008 | 0 |
| Vintage slide rule green case Keuffel & Esser | $4.99 | 15-Jun-2008 | 0 |
| K&E Keuffel and Esser 68 1220 Slide Rule with | $4.99 | 29-Jun-2008 | 0 |
| Polyphase Duplex Slide Rule Keuffel Booklet | $4.99 | 01-Jun-2008 | 0 |
| K+E Keuffel & Esser Slide Rule # 968 | $4.99 | 15-Jun-2008 | 0 |
| Vintage Keuffel & Esser Slide Rule 4080-3 w/ C | $4.99 | 22-Jun-2008 | 0 |
| K+E Keuffel & Esser Mannheim Slide Rule | $4.99 | 15-Jun-2008 | 0 |
| K+E SLIDE RULES: A Self Instruction Manual~BOO | $4.97 | 09-Jun-2008 | 0 |
| "KEUFFEL&ESSER 12 "" SLIDE RULE/CASE <4088-3> | $4.25 | 22-Jun-2008 | 0 |
| "1928, Keuffel & Esser Slide Rule Instructions | $4.25 | 10-Jun-2008 | 0 |
| 1961Keuffel & Esser Co.K12 Prep Slide Rule | $4.00 | 20-Jun-2008 | 0 |
| 1947 Keuffel & Esser Co. Model N9081-3 Slide R | $4.00 | 20-Jun-2008 | 0 |
| 1944 Keuffel & Esser slide rule instruction bo | $2.99 | 22-Jun-2008 | 0 |
| K+E SLIDE RULES: A Self Instruction Manual~BOO | $2.97 | 16-Jun-2008 | 0 |
| 1936 Slide Rule Box & Manual K&E 4098A Keuffel | $2.95 | 29-Jun-2008 | 0 |
| VINTAGE KEUFFEL & ESSER K&S LOG LOG SLIDE RULE | $1.99 | 23-Jun-2008 | 0 |
| Keuffel & Esser KE K&E Slide Rule 4092-3 | $0.99 | 22-Jun-2008 | 0 |
| Log Log Duplex Slide Rule Manual book 1932 K&E | $0.99 | 01-Jun-2008 | 0 |
| "2 K&E Manuals, Cooke Radio Slide Rule & #4071 | $0.99 | 06-Jun-2008 | 0 |
| VINTAGE KEUFFEL&ESSER 4080-3 SLIDE RULE LOG DU | $0.99 | 30-Jun-2008 | 0 |
| Vintage Keuffel & Esser 4081-3 Slide Rule Leat | $0.99 | 25-Jun-2008 | 0 |
| Keuffel & Esser Slide Rule Box & Manual K&E 10 | $0.99 | 23-Jun-2008 | 0 |