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Gas Producer

Description: Patent for a gas producer from a continuous stream of combustibles with air.
Date: June 17, 1913
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department

Soda-Tank for Dipping Lumber

Description: Patent for an apparatus which contains a tank of soda in which yellow pine lumber is dipped to prevent blue stain. Illustrations included.
Date: December 12, 1911
Creator: Trout, Walter Charles & Trout, William Henry
Partner: UNT Libraries Government Documents Department

Cotton-Harvester.

Description: Patent for improvements to cotton harvesting devices, with instructions and illustrations.
Date: September 1, 1891
Creator: Cunningham, James F. & Dingee, William W.
Partner: UNT Libraries Government Documents Department