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Wheeled Plow.

Description: Patent for a wheeled plow with multiple accessories attached to it that allows for adjustment of each accessory separately, holds the weight of the parts better, and keeps the parts more securely connected to the plow.
Date: February 26, 1907
Creator: Hendon, Walter P.
Partner: UNT Libraries Government Documents Department

Retort Vaporizer and Superheater

Description: Patent for improvements for vaporizers "of simple and highly efficient means for thoroughly and effectively superheating the vapor of water and oil" (lines 13-15).
Date: March 26, 1889
Creator: Biddison, Stella D.
Partner: UNT Libraries Government Documents Department
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