29th Oct, 2014 9:00 GMT/BST
Scientific, Cameras & Natural History
19
Adding Machine an early example with no makers mark (lacking outer casing, in original wooden box)
Adding Machine an early example with no makers mark (lacking outer casing, in original wooden box)
Sold for £90
Estimated at £70 - £100
Auction: Scientific, Cameras & Natural History, 29th Oct, 2014
Scientific, Cameras & Natural History
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