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Rotary Plow

Description: Patent for "rotary plows for plowing land, preparing the land to receive the seed and cultivating the plants, which shall be convenient in use, effective in operation, and not liable to get out of order" (lines 19-23) including instructions and illustrations.
Date: June 22, 1880
Creator: Tally, Thomas Jackson.
Partner: UNT Libraries Government Documents Department

Apparatus for Scouring Water-Ways.

Description: Patent for an improved apparatus for scouring water-ways by using water-discharge pipes and air-discharge pipes arranged at each side of the vessel. When “vessel is slowly moved forward while the water and air forcing pumps are working,..... direct force of the water-jets and air-jets will agitate and scatter and lift the dislodged particles and float them much higher and longer than would be the case were the water-jet pipes alone used.” (Lines 63-75) Illustration is included.
Date: March 31, 1891
Creator: Holden, Elbridge G.
Partner: UNT Libraries Government Documents Department