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Wrench

Description: Patent for a wrench. Illustrations included.
Date: January 3, 1911
Creator: Humphries, Joseph T.
Partner: UNT Libraries Government Documents Department

Computing-Scale.

Description: Patent for a computing scale for weighing items and calculating their price per pound.
Date: September 26, 1911
Creator: Cameron, Clyde M.
Partner: UNT Libraries Government Documents Department
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