SOLD! for $960.00.
(Note: Prices realized include a buyer's premium.)
If you have items like this you wish to consign, click here for more information:Selling with Case
- Low Estimate: $350.00
- High Estimate: $450.00
- Realized: $960.00
- Share this:
Keuffel & Esser (K&E) 4075, PN70 Mahogany Duplex slide rule. Comprised of two-sided white celluloid coated mahogany, brass framed chisel cursor with 2 points on both sides, and metal end pieces. This model is an early form of the old 4071 family shown in the 1901 and 1903 catalogs. Marked "Pat. Oct. , 1891." 11 1/4" H x 1 1/8" W. Provenance: Private West Tennessee Collection. CONDITION: Overall good condition. Minor scuffs, wear commensurate with age and use.