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EARTH-AUGER.

Description: Patent for structural improvement in machines used for boring post holes and wells with illustrations and instructions included.
Date: April 13, 1880
Creator: Cudd, Decater P.
Partner: UNT Libraries Government Documents Department

Washing-Machines.

Description: Patent for an improvement in washing machines. The shaping and components are meticulously detailed and indicate they play a part in the said improvement.
Date: January 20, 1874
Creator: Eberhardt, T. C.
Partner: UNT Libraries Government Documents Department

Non-Spillable Oil Can

Description: Patent for improvements upon non-spillable oil cans that contain "a valve-controlled inlet and outlet whereby the receptacle can be readily and easily filled and its contents prevented from spilling irrespective of what position it may be arranged when not in use" (lines 10-15).
Date: July 6, 1915
Creator: Matthews, W. J.
Partner: UNT Libraries Government Documents Department