Advertising Leaflet for Kidjel Ratio Cali-Pro

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Description
This yellow fold-out leaflet was received with 333876. It provides instructions for the Cali-Pro, a proportional divider developed by Maurice Kidjel for making drawings in what Kidjel believed was the "universal ratio," 5.333 : 1. Kidjel and his business associate, Kenneth W. K. Young, filled orders for the device from an office in Honolulu, Hawaii. The leaflet contains examples of applications and testimonials. It was copyrighted in 1962.
Location
Currently not on view
date made
1962
maker
Young, Kenneth W. K.
place made
United States: Hawaii, Oahu, Honolulu
Physical Description
paper (overall material)
Measurements
overall: 7.7 cm x 15.2 cm; 3 1/32 in x 5 31/32 in
ID Number
MA.304213.04
accession number
1973.304213
catalog number
304213.04
Credit Line
Transfer from U.S. Department of the Treasury, Internal Revenue Service, Publications Department
subject
Mathematics
Drawing Instruments
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Dividers and Compasses
Data Source
National Museum of American History, Kenneth E. Behring Center

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