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Toothbrush.

Description: Patent for a new and improved toothbrush that has a rotary brush which turns while the user brushes it back and forth over their teeth and a hollow stem that sends water to the brush while it is in use.
Date: November 2, 1920
Creator: Simon, John
Partner: UNT Libraries Government Documents Department

Hay Press

Description: Patent for a hay press. Illustration included.
Date: November 6, 1906
Creator: Stewart, Warren Walter
Partner: UNT Libraries Government Documents Department

Reversible and Adjustable Heel-Sweep.

Description: Patent for an adjustable heel sweep for farm equipment, which can cut both wide and narrow angles.
Date: November 2, 1909
Creator: Brockman, John H.
Partner: UNT Libraries Government Documents Department
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