| AcuMath |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in May-2004 |
| 10 VINTAGE 1968 ACUMATH 400B SLIDE RULES RULE | $61.00 | 24-May-2004 | 8 |
| 10 VINTAGE ACUMATH 400 SLIDE RULES RULE MINT o | $56.50 | 11-May-2004 | 8 |
| Vintage Addiator-Calculator-Acumath-Slide Rule | $15.01 | 01-May-2004 | 3 |
| Acumath Log Log Decimal Trig Slide Rule & Case | $7.55 | 29-May-2004 | 16 |
| Vintage Acumath SLIDE RULE Ruler w/pocket case | $6.75 | 12-May-2004 | 4 |
| Vintage Mannheim Acumath Slide Rule Case & Boo | $4.99 | 05-May-2004 | 1 |
| "ACUMATA by Sterling 12"" Slide Rule in Case" | $3.99 | 20-May-2004 | 1 |
| "Acu-Math Acumath 12"" Slide Rule No. 400 With | $3.00 | 22-May-2004 | 1 |
| 10 VINTAGE ACUMATH 400 SLIDE RULES RULE MINT o | $24.99 | 03-May-2004 | 0 |
| "60s, 70s AcuMath SLIDE RULE, Case, Booklet, N | $7.99 | 31-May-2004 | 0 |
| Acumate By Sterling Slide Rule case & Instruct | $5.00 | 16-May-2004 | 0 |
| "ACUMATH SLIDE RULE, MODEL #400, Plastic, w/Ca | $4.95 | 30-May-2004 | 0 |
| Acumate By Sterling Slide Rule case & Instruct | $4.00 | 23-May-2004 | 0 |
| Accumath Slide Rule & Case | $2.99 | 24-May-2004 | 0 |
| Acumath 400 Slide Rule By Sterling Plastics | $2.00 | 26-May-2004 | 0 |