Auction: Clocks, Watches & Scientific Instruments - 2248Location: BoltonDate / Time: September 11, 2004 12:00PM
Description:
Thatcher's Calculator by Keuffel & Esser, Model 4012, No. 5008, with inner rotating cylinder and outer scales, on mahogany base, wd. 21 in., in mahogany case with copy instructions.
Estimate $350-425