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Improvement in Churns.

Description: Patent for improving a butter church mechanism.
Date: September 24, 1872
Creator: Messick, William P. & Messick, Harvey T.
Partner: UNT Libraries Government Documents Department

Improvement in Combining Bitumen and Clay.

Description: Patent for a method of combining bitumen, water, and clay for such purposes as plastering.
Date: September 24, 1872
Creator: Lea, Pryor
Partner: UNT Libraries Government Documents Department

Improvement in Guards for Sheep-Shears.

Description: Patent for "an improved attachment that serves both as a guide and guard for preventing the cutting of the sheep in shearing, and by which even unskilled workmen can use the shears and cut the wool close to the skin without hurting the sheep, with by the point or edge of the blades." (Lines 15-21) Includes instructions and illustrations.
Date: September 24, 1878
Creator: Helmecke, Friederich A.
Partner: UNT Libraries Government Documents Department

Improvement in Apparatus for Distilling Turpentine.

Description: Patent for a new and improved process of production and distillation of turpentine, including illustrations.
Date: September 24, 1872
Creator: Lee, Archibald K.
Partner: UNT Libraries Government Documents Department

Improvement in Presses.

Description: Patent for a new press design, including illustrations.
Date: September 24, 1872
Creator: Lasswell, Allen
Partner: UNT Libraries Government Documents Department

Improvement in Car-Couplings.

Description: Patent for "an improved car-coupling simple in construction, convenient in use, and effective and reliable in operation." (lines 12-14) e.g., including illustration.
Date: September 24, 1872
Creator: Allen, Henry & Baldwin, Addison H.
Partner: UNT Libraries Government Documents Department

Improvement in Pumps.

Description: Patent for "a pump having two barrels of different diameters, the larger being subjacent to the smaller, and each provided with a valved piston, said pistons being both secured to the same piston-rod, in combination with a weight, arranged to counter-balance the added weights of the water-columns above the smaller and below the larger piston." (Lines 12-20) Includes instructions and illustrations.
Date: September 24, 1878
Creator: Beeman, Geraldo A. & Mason, John T.
Partner: UNT Libraries Government Documents Department
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