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Summary analysis from 01-Jun-2007 to 30-Jun-2007 | |
| Number of bidded items | 1797 |
| Number of unbidded items | 443 |
| Total sales | $ 75586 |
Most expensive items | |
| 1891 W.M. COX KEUFFEL & ESSER K&E SLIDE RULE | $2600.00 |
| KEUFFER & ESSER THACHER'S #4012 SLIDE RULE K&E | $999.99 |
| VINTAGE SWISS JUVENIA ARITHMO SLIDE RULE BEZEL | $899.99 |
| VINTAGE ANTIQUE KEUFFEL & ESSER SLIDE RULE W/ | $888.91 |
| 1957 RARE PICKETT COMMON RAFTER SCALE SLIDE RU | $425.01 |
Items with most bids | |
| NOS K&E KEUFFEL ESSER SLIDE RULE 4143 BOX BOOK | 34 |
| Vintage K&E Keuffel & Esser Wooden Slide Rule | 29 |
| C. Conrad Air Commander Chrono Diamond Steel S | 29 |
| Seiko Black Dial Navigator Slide Rule Split Se | 27 |
| Constantin Durmont Navigator 8 Diamonds Slide- | 25 |
Items with at least one bid | |
| Average price | $42.06 |
| Median price | $18.99 |
Items with no bid | |
| Average price | $19.20 |
Number of sales by most popular makers | |
| Keuffel and Esser | 372 |
| Pickett | 340 |
| Post | 137 |
| Faber Castell | 88 |
| Dietzgen | 79 |