Photograph of an Exhibit Showing Crampton Trigonometric Calculating Instrument

Photograph of an Exhibit Showing Crampton Trigonometric Calculating Instrument

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Description
This photograph depicts an exhibit which shows, among other things, the instrument for calculating all trigonometric functions co-invented by Frank Crampton.
For related object, see MA.335540. The image is a duplicate of MA.317954.02.
Location
Currently not on view
Object Name
photograph
date made
1970-11
place made
United States: Arizona, Douglas
Physical Description
paper (overall material)
Measurements
overall: 13 cm x 17.8 cm; 5 1/8 in x 7 in
ID Number
MA.317954.03
accession number
317954
catalog number
317954.03
Credit Line
Gift of Esther L. Crampton
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Data Source
National Museum of American History
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