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Improvement in Rotary Subsoil-Plows.

Description: Patent for an improvement upon subsoil plows, using a series of spades arranged upon the same pulleyed rotary shaft, combined with furrow-opening plows.
Date: March 28, 1871
Creator: Morris, Joseph R.
Partner: UNT Libraries Government Documents Department

Improvement in Medical Compounds.

Description: Patent for a new medical compound to remedy chills and fever.
Date: February 7, 1871
Creator: Lister, Henry
Partner: UNT Libraries Government Documents Department

Improvement in Devices for Attaching Napkins to the Person

Description: Patent for the improvement of attaching napkins to people in which a flexible ring is ensleeved with a napkins and stretched around the neck of a person.
Date: May 23, 1871
Creator: Raiford, Philip H.
Partner: UNT Libraries Government Documents Department

Improvement in Gas-Furnaces and Forges.

Description: Patent for "an apparatus in which the gases from one or more forges, instead of passing off unconsumed into the atmosphere, enter a furnace and are burnt therein, thereby furnishing heat for the generation of steam in a boiler connected with said furnace, which steam is used to drive a fan that impels a blast into each forge, and is also used to propel an engine that operates a hammer, the exhaust from the engine being conducted to the tuyeres of the forges through pipes in which are placed red… more
Date: November 7, 1871
Creator: Morris, Joseph R.
Partner: UNT Libraries Government Documents Department

Improvement in Carriage-Axles.

Description: Patent for improvements to carriage axles which include the addition of a sleeve, bearing, and linch-pin device.
Date: June 13, 1871
Creator: Wagner, Ernest Friedrich
Partner: UNT Libraries Government Documents Department
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