| AcuMath |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in Oct-2007 |
| Vintage AcuMath Slide Rule & Rogers Drawing De | $17.51 | 11-Oct-2007 | 5 |
| ACUMATH SLIDE RULE #400 W/ INSTRUCTIONS /CASE | $17.50 | 17-Oct-2007 | 6 |
| ACUMATH ENGRAVED SLIDE RULE | $15.50 | 26-Oct-2007 | 5 |
| Vintage Acumath 1500 Slide Rule In Prestine Co | $13.00 | 14-Oct-2007 | 2 |
| ACUMATH SLIDE RULE NUMBER 400 GREAT CONDITION | $9.99 | 23-Oct-2007 | 1 |
| Acumath Mannheim Slide Rule Model 500 with cas | $9.99 | 18-Oct-2007 | 1 |
| Vintage Slide Rule Lot of 2 Acumath 600 Lawren | $4.76 | 18-Oct-2007 | 5 |
| "Acumath Student Mannheim Slide Rule - White, | $2.57 | 22-Oct-2007 | 1 |
| ACUMATH SLIDE RULE NUMBER 400 GREAT CONDITION | $9.99 | 10-Oct-2007 | 0 |
| Accumath Slide Rule Instructions Case No 400B | $9.99 | 31-Oct-2007 | 0 |
| VINT ACUMATH #400 SLIDE RULE L@@K! | $4.00 | 22-Oct-2007 | 0 |