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LOT #362
Keuffel & Esser "Thacher's Calculating" Slide Rule Instrument
c.1935, having a mahogany cylinder with accordion folded coated paper with printed numbers, a 1932 instruction booklet and original case with manufacturer plaque
Estimate: $400 - $600
Hammer Price: $425
Dimensions: Height: 6 3/4 inches, Width: 7 inches, Length: 24 3/4 inches
Condition: Very Good to Fair, cylinder moves well, light stains on numbers; wear on box; booklet having heavy wear and tear
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