Millionaire Calculating Machine Component

Millionaire Calculating Machine Component

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This object was collected by Brooklyn high school teacher and historian of mathematics L. Leland Locke and held by the Museums of the Peaceful Arts in New York City before coming to the Smithsonian. The black metal plate has silver-colored parts. Eleven numeral wheels are mounted on it, with another missing. A mark on the object reads: THIS PLATE NEVER TO BE TAKEN OFF!
Compare to 311943.
Currently not on view
Object Name
calculating machine component
Hans W. Egli
place made
Switzerland: Zürich, Zurich
Physical Description
metal (overall material)
overall: 7 cm x 39.5 cm x 5 cm; 2 3/4 in x 15 9/16 in x 1 31/32 in
ID Number
nonaccession number
catalog number
Credit Line
Gift of L. Leland Locke
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Calculating Machines
Data Source
National Museum of American History
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