Blueprint for Crampton Trigonometric Calculating Instrument

Blueprint for Crampton Trigonometric Calculating Instrument

Usage conditions apply
Downloads
Description
In about 1917, Frank A. Crampton and Theodore H. M. Crampton designed an instrument for finding the values of trigonometric functions. This is a copy of the 1917blueprint for the device, made in 1975. For the instrument, see MA.335540.
Location
Currently not on view
Object Name
sheet
date made
1975
Physical Description
paper (overall material)
Measurements
overall:.1 cm x 49 cm x 45.8 cm; 1/32 in x 19 9/32 in x 18 1/32 in
ID Number
MA.317954.04
accession number
317954
catalog number
317954.04
Credit Line
Gift of Esther L. Crampton
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Trigonometry
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.

Comments

Add a comment about this object