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LicenseGolden Gem stylus-operated adding machine, patented 1904-1907
Science Museum Group
© The Board of Trustees of the Science Museum
Golden Gem stylus-operated adding machine, patented 1904-1907, made by the Automatic Adding Machine Co., New York, in carrying case with stylus
Details
- Category:
- Mathematics
- Object Number:
- 1989-599
- type:
- adding machine (stylus)
- credit:
- Auction Team Koln
