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Combined Corn and Cotton Seed Planter.

Description: Patent for a new and improved seed planter. This design is "to simplify the means employed for providing at will recesses of different depths in the wheel, and also to provide means whereby a recess of both greater width and depth can be provided for cotton-seed than for corn, whereby the cotton-seed can be fed from the hopper in a more certain, free, and efficient manner than heretofore" (lines 23-31).
Date: March 20, 1883
Creator: Holland, Joseph J.
Partner: UNT Libraries Government Documents Department

Car Coupling

Description: Patent for a rail cars coupler. Illustrations included.
Date: January 15, 1907
Creator: Howell, Jordan M. & Walker, Abraham L.
Partner: UNT Libraries Government Documents Department

Can-Opener.

Description: Patent for a can opener, which has a movable blade to allow for easy cleaning.
Date: May 31, 1910
Creator: Allen, Jasper McDonnel
Partner: UNT Libraries Government Documents Department
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