Adding Machine Section, Burroughs Model 656
Adding Machine Section, Burroughs Model 656
Usage conditions apply
- Description
- This is one of a series of adding machines and adding machine models prepared by the Patent Department of the Burroughs Adding Machine Company. It is a model of a steel mechanism for an adding machine that includes one column of eight white octagonal plastic keys (one key missing) and one numeral wheel with black plastic rim. Keys for odd digits are concave, and for even digits, flat. Complementary digits are indicated on the keys. A black metal piece covers part of the numeral wheel and has a window cut in it to show the number. A flat rod painted orange can be moved up to cover part of this window.
- It is marked on a metal tag attached to the object: B.A.M.CO. (/) MODEL (/) No. 656. It is stamped on the side: 2A. 3 - 25 - ‘26 11 - 25 ‘25.
- Objects 1982.0794.04 through1982.0794.10 were received together as Burroughs Patent model 42.
- Location
- Currently not on view
- Object Name
- adding machine model
- date made
- ca 1925
- maker
- Burroughs Adding Machine Company
- place made
- United States: Michigan, Detroit
- Physical Description
- plastic (overall material)
- steel (overall material)
- Measurements
- overall: 11.5 cm x 7 cm x 26.8 cm; 4 17/32 in x 2 3/4 in x 10 9/16 in
- ID Number
- 1982.0794.09
- accession number
- 1982.0794
- catalog number
- 1982.0794.09
- Credit Line
- Gift of Burroughs Corporation
- subject
- Mathematics
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- Adding Machines
- Data Source
- National Museum of American History
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