Millionaire Calculating Machine Component

Millionaire Calculating Machine Component

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Description
This object was collected by Brooklyn high school teacher and historian of mathematics L. Leland Locke. The rectangular steel shaft has a brass numeral wheel at one end, and four gears (two of them attached) along its length.
Location
Currently not on view
maker
Hans W. Egli
place made
Schweiz: Zürich, Zurich
Physical Description
brass (overall material)
steel (overall material)
Measurements
overall: 3 cm x 21 cm x 3 cm; 1 3/16 in x 8 9/32 in x 1 3/16 in
ID Number
1983.3003.017
nonaccession number
1983.3003
catalog number
1983.3003.017
Credit Line
Gift of L. Leland Locke
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Calculating Machines
Data Source
National Museum of American History

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