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Timber-Hook.

Description: Patent for an improved timber hook that is capable of automatically adjusting itself "according to the various lengths of logs" (lines 18-19).
Date: May 26, 1914
Creator: Martin, Daniel W.
Partner: UNT Libraries Government Documents Department

Relief Valve and System for Motor or Other Driven Pumps.

Description: Patent for "a new and useful Relief Valve and System for Motor or other Driven Pumps" (lines 5-7) as well as illustrations.
Date: July 7, 1914
Creator: Johnson, George Walter
Partner: UNT Libraries Government Documents Department

Air-Brake Apparatus.

Description: Patent for an improvement to the air brake which includes new types of valves.
Date: April 14, 1914
Creator: Parker, William E.
Partner: UNT Libraries Government Documents Department
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