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Truss.

Description: Patent for improvements to trusses, which uses "a pair of spring hangers each carrying a pad of particular construction and arrangement" (lines 9-11). Patent includes instructions and illustrations.
Date: March 14, 1916
Creator: Gilmore, Aaron W.
Partner: UNT Libraries Government Documents Department

Wagon-Seat.

Description: Patent for a detachable wagon seat.
Date: March 14, 1911
Creator: Wood, Andrew J.
Partner: UNT Libraries Government Documents Department

Switch.

Description: Patent for a switch mechanism for use on railroads. The switch can be installed without cutting the railroad tracks. Instructions and illustrations are included.
Date: March 20, 1917
Creator: Allen, Gus V.
Partner: UNT Libraries Government Documents Department

Guard-Rail Clamp.

Description: Patent for guard rail clamps to securely clasp guard rails with the main rail with features such as spikes and braces.
Date: March 12, 1912
Creator: Akers, Harry R.
Partner: UNT Libraries Government Documents Department

Automatic Brake.

Description: Patent for automatic wagon brake which removes the strain on draft animals when the vehicle is descending down an incline.
Date: March 3, 1914
Creator: Matthews, Dudley A.
Partner: UNT Libraries Government Documents Department

Cotton Boll Threshing Machine.

Description: Patent for a cotton boll breaking mechanism and a means for breaking cotton bolls which are not opened sufficiently for the cotton to be picked.
Date: March 20, 1917
Creator: Cass, Thomas
Partner: UNT Libraries Government Documents Department
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