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Improvement in Cotton-Presses.

Description: Patent for the improvement of the cotton press using a cam-lever for operating the side of the press-box with two different application of power, including illustration.
Date: February 16, 1858
Creator: Witting, F. W.
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for an oil burner which ensures the "formation of a thorough mixture of oil, air and a fluid under pressure, such as steam or compressed air" and the prevention of the "flooding of the burner with surplus oil".
Date: June 3, 1913
Creator: Eckhardt, Richard H.
Partner: UNT Libraries Government Documents Department