Cox Stadia Computer

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Description (Brief)
Celluloid, circular slide rule for determining elevation measurements to be used with transit telescopes. It is a flat, square panel with dial attached over the center. An image of a telescope appears in black and white on the reverse. It is an advertisement for W. & L. E. Gurley, "Makers of Civil Engineers and Surveyors Instruments," a company established in 1845.
Location
Currently not on view
date made
after 1899
advertiser
W. & L. E. Gurley
maker
Whitehead & Hoag Company
place made
United States: New Jersey, Newark
referenced
United States: New York, Troy
Physical Description
cellulose nitrate (overall material)
Measurements
overall: 15 cm x 15 cm; 5 7/8 in x 5 7/8 in
overall: 1/16 in x 5 13/16 in x 5 13/16 in; .15875 cm x 14.76375 cm x 14.76375 cm
ID Number
2006.0098.0524
accession number
2006.0098
catalog number
2006.0098.0524
subject
Surveying
See more items in
Medicine and Science: Chemistry
Celluloid
Advertising
Data Source
National Museum of American History, Kenneth E. Behring Center

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