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Improvement in Rotary Cultivators and Choppers

Description: Patent for an improvement to the design of a rotary cultivator and chopper, including illustrations.
Date: May 11, 1875
Creator: Fenley, George W.
Partner: UNT Libraries Government Documents Department

Fish and Rat Trap

Description: Patent for fish and rat trap that can catch bait robbers as well as fish to reduce the nuisance for fishermen. The device contains a sensitive trigger release mechanism that can be activated under water at any point.
Date: July 11, 1916
Creator: Cotton, John W.
Partner: UNT Libraries Government Documents Department
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