Millionaire Calculating Machine Components

Millionaire Calculating Machine Components

Description
These objects were collected by Brooklyn high school teacher and historian of mathematics L. Leland Locke. Each of these seven small brass pieces is hollow with two gearwheels protruding from it. They resemble components on the shaft of 1983.3003.18. Also compare to 311948.
Dimensions given are those of each object.
Location
Currently not on view
maker
Hans W. Egli
place made
Schweiz: Zürich, Zurich
Physical Description
brass (overall material)
Measurements
overall: 2 cm x 3 cm x 2 cm; 25/32 in x 1 3/16 in x 25/32 in
ID Number
1983.3003.022
nonaccession number
1983.3003
catalog number
1983.3003.022
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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