General Electric Project: Analog Computer, c. 1961, with three memory boards with printed mathematical equations, three dials, calibration and tone knobs, headset and instructions, in plastic case, (top cracked), wd. 18 in.
Auctioneer:
Skinner
Date:
2002-04-13
Analog Computer Kit by General Electric, Model No. EF-140, copyright 1961, with three interchangeable scale-plates, headphones, perspex housing and original instruction booklet, wd. 18 in. Read more…
Auctioneer:
Skinner
Date:
2005-11-03
American, mid 20th century. General Motors groundbreaking shovel of standard form with wood and metal handle above wooden shaft with five metal bands engraved with Read more…
Auctioneer:
Ahlers & Ogletree Auction Gallery
Date:
2015-02-08
