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Machine for Threshing Grain in the Field.

Description: Patent for a machine that collects swaths of grain for threshing using hooked teeth arranged in rows, including illustration.
Date: April 14, 1857
Creator: Wilson, J. C. & Wilson, T. G.
Partner: UNT Libraries Government Documents Department

Mode of Straining Saws by Atmospheric Pressure.

Description: Patent for the improvement of the reciprocating saw by simplifying the arrangement of cylinders, pipes, and exhaust pumps to produce the necessary vacuum, including illustration.
Date: August 14, 1855
Creator: Brown, A. & Coffin, Abel, Jr.
Partner: UNT Libraries Government Documents Department

Improvement in Seeding-Machines.

Description: Patent for the improvement of the seeding-machine by having a lever that allows the driver to operate the hopper-box, harrow, and smoothing-roller at any time, including illustration.
Date: June 14, 1859
Creator: Veal, Franklin
Partner: UNT Libraries Government Documents Department
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