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Single Well Cylinder

Description: Patent for a single well cylinder pump intended to provide more efficient use in a deep well. This cylinder is distinct for its incorporation of a "inwardly opening valve controlling the passage of fluid into an inner cylinder" (p.2, lines 34-37)
Date: December 15, 1914
Creator: Ligon, Arthur Lee
Partner: UNT Libraries Government Documents Department

Wire Stretching and Twisting Apparatus.

Description: Patent for a wire fence building multi-tool that includes wire stretching and twisting arms, sharpened ends for driving holes into fence posts, and a claw for removing staples from the posts.
Date: March 12, 1907
Creator: Bunton, Samuel E.
Partner: UNT Libraries Government Documents Department