Decimal Equivalents of SRB Products

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Description (Brief)
Celluloid mathematical table for decimal equivalents. Square with interior dial, the front bears an image of an wheel with ball bearings. Images of various ball-bearing products are on reverse. It is an advertisment for Standard Roller Bearing Company.
Location
Currently not on view
maker
Standard Roller Bearing Company
place made
United States: Pennsylvania, Philadelphia
Physical Description
cellulose nitrate (overall material)
Measurements
overall: 7.6 cm x 7.6 cm; 3 in x 3 in
overall: 1/16 in x 4 in x 4 in; .15875 cm x 10.16 cm x 10.16 cm
ID Number
2006.0098.0513
accession number
2006.0098
catalog number
2006.0098.0513
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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