| AcuMath |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in Mar-2005 |
| ACUMATH SLIDE RULE in leather case | $10.49 | 15-Mar-2005 | 2 |
| Sterling Acumath Slide Rule No.400 | $10.00 | 11-Mar-2005 | 1 |
| 1972 Acumath slide rule in original package | $9.99 | 24-Mar-2005 | 1 |
| "VINTAGE ACUMATH SLIDE RULE,CASE,BOX,BOOKLET" | $7.00 | 04-Mar-2005 | 1 |
| ACUMATH No. 1211 Metal Pocket Slide Rule | $6.10 | 30-Mar-2005 | 2 |
| """Acumath"" Pocket Engraved Slide Rule..w/cas | $6.06 | 10-Mar-2005 | 6 |
| Vintage Acumath Model 500 Slide Rule | $5.00 | 22-Mar-2005 | 1 |
| ACUMATH #150 TRIG & LOG LOG METAL SLIDE RULE W | $4.99 | 16-Mar-2005 | 2 |
| "Acumath No. 400B 10"" Slide Rule with Case" | $4.00 | 27-Mar-2005 | 1 |
| VINTAGE ACUMATH SLIDE RULE - MANNHEIM TYPE NO. | $3.75 | 25-Mar-2005 | 3 |
| Acumath Model 400 Slide Rule with box & case | $1.25 | 12-Mar-2005 | 2 |
| Vintage ACUMATH Acu-Math no. 400 B SLIDE RULE | $9.99 | 19-Mar-2005 | 0 |
| VINTAGE ACUMATH SLIDE RULE WHITE PLASTIC WITH | $6.50 | 04-Mar-2005 | 0 |
| Slide Rule-- Acumath | $1.19 | 15-Mar-2005 | 0 |