SOLD! for $5,632.00.
(Note: Prices realized include a buyer's premium.)
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- Low Estimate: $400.00
- High Estimate: $500.00
- Realized: $5,632.00
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Keuffel & Esser (K&E) 4090 universal slide rule, PN 19-19-19-19-19-19. Marked "Keuffel & Esser Co. N.Y., Pat. Oct. 6, 1891". Comprised of two-sided white celluloid coated mahogany, black metal framed chisel cursor with 8 points on one side and 10 points on the other, and metal end pieces. 2 piece black cardboard case with "Keuffel & Esser Co. Slide Rule" stamped in gilt. Slide rule – 11 1/8" L. Case – 11 5/8" H x 2 1/8" W x 3/4". Provenance: Private West Tennessee Collection. CONDITION: Overall good condition. Minor scuffs, wear commensurate with age and use. Wear to cardboard case.