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Scientific Apparatus
Slide rule, circular Atlas

Called Midget Slide Rule with original instruction book. Copyright 1931 on one side, copyright 1936 on the other. Patented on reverse. Manufacturer: Atlas, USA. Reported missing 2/10/94.


ID: 1989-00346

LENGTH: 8 5/16” diameter; QUANTITY: 1

Topics: Chemistry, Mathematics

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