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To save time in checking threads on a twenty-millimeter shell booster, a plant superintendent built this machine
Summary
Title: To save time in checking threads on a twenty-millimeter shell booster, a plant superintendent built this machine. It makes possible a speedy checking of thread accuracy in contrast to the old hand method. The inventor made the machine out of a fan base and a couple pieces of machine steel in a matter of hours. Months would have been necessary to buy such a machine on the market
Related Names:
United States. Office for Emergency Management.
Date Created/Published: [between 1940 and 1946]
Medium: 1 negative : nitrate ; 4 x 5 inches or smaller.
Reproduction Number: LC-DIG-fsa-8e10928 (digital file from original neg.) LC-USE6-D-002673 (b&w film nitrate neg.)
Call Number: LC-USE6- D-002673 [P&P] LOT 2029 (corresponding photographic print)
Repository: Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA http://hdl.loc.gov/loc.pnp/pp.print
Notes:
Actual size of negative is C (approximately 4 x 5 inches).
Caption card lists some of the printing history of image.
Title and other information from caption card.
Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944.
More information about the FSA/OWI Collection is available at http://hdl.loc.gov/loc.pnp/pp.fsaowi
Film copy on SIS roll 0, frame 0.
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