Psychrometric Slide Rule

Psychrometric Slide Rule

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Description
The inscriptions on this plastic rule read “PSYCHROMETRIC SLIDE RULE” and “COPYRIGHT 1933 / FEE AND STEMWEDEL INC. / CHICAGO, ILL.” The partnership of Richard Fee and Albert L. Stemwedel would later become Airguide.
Location
Currently not on view
Object Name
slide rule
date made
1933
maker
Fee and Stemwedel, Inc.
place made
United States: Illinois, Chicago
Physical Description
plastic (overall material)
Measurements
overall closed: 1 3/16 in x 7 3/8 in x 3/16 in; 3.01625 cm x 18.7325 cm x.47625 cm
ID Number
1989.0325.08
catalog number
1989.0325.08
accession number
1989.0325
See more items in
Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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