Millionaire Calculator, by Hans W. Egli, Zurich, Switzerland, No. 136, with eight sliders, sixteen dial knobs, function selector and 1895 patent dates, in mahogany case with instructions in lid and handles, wd. 26 in.
Auctioneer:
Skinner
Date:
2001-03-31
Millionaire Calculator by Hans W. Egli, Zurich, Switzerland, no. 2359, eight slides, sixteen-digit capacity, multiplier-lever and regulator (for addition, multiplication, division, and subtraction) and crank Read more…
Auctioneer:
Skinner
Date:
2015-10-31
Millionaire Calculator by Hans W. Egli, Zurich, No. 136, with eight slides, sixteen-digit capacity, multiplier-lever and regulator (for addition, multiplication, division and subtraction) and crank Read more…
Auctioneer:
Skinner
Date:
2005-11-03
