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| Otis King | |||
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in Feb-2008 | |||
| Vintage Otis King Calculator/Slide Rule - MIB | $138.49 | 28-Feb-2008 | 10 |
| OLD OTIS KING'S CIRCULAR CALCULATOR MODEL L SL | $127.51 | 22-Feb-2008 | 10 |
| Otis King Slide Rule sliderule 1972 print Ad | $10.00 | 24-Feb-2008 | 1 |
| Otis King Slide Rule sliderule 1972 print Ad | $8.25 | 20-Feb-2008 | 0 |