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Nut-Lock.

Description: Patent for new qualities of nut-lock security, efficiency, and convenience, including illustrations.
Date: April 24, 1906
Creator: Payne, Lewis.
Partner: UNT Libraries Government Documents Department

Automatic Regulator for Pneumatic Flues

Description: Patent for a regulated valve to automatically maintain air pressure in a pneumatic conveyor flue. Excessive air pressure causes a secondary valve to open and vent the pressure while at the same time impeding air flow downstream.
Date: May 28, 1901
Creator: Caffey, Charles B.
Partner: UNT Libraries Government Documents Department

Boat-Propeller.

Description: Patent for a boat propeller, which is inexpensive and adaptable to small boats. The propeller can go forwards or backwards and use multiple oars.
Date: February 5, 1901
Creator: Caffey, John W.
Partner: UNT Libraries Government Documents Department

[Historic Marker Application: Mt. Olive Baptist Church]

Description: Application materials submitted to the Texas Historical Commission requesting a historic marker for the Mt. Olive Baptist Church, in Bastrop, Texas. The materials include the inscription text of the marker, original application, narrative, illustrations, and photographs.
Date: November 25, 2008
Creator: Texas Historical Commission
Partner: Texas Historical Commission

Bicycle.

Description: Patent for a bicycle that has a drive wheel, a ratchet wheel attached to the drive wheel, a chain that goes around the ratchet wheel, an apparatus for reciprocating the chain, a guideway from the chain to the ratchet wheel, a knob on the chain that engages the guideway, a pair of levers connected to the chain, and a chord that connects the levers to the chain.
Date: February 19, 1895
Creator: Williams, Elbert D.
Partner: UNT Libraries Government Documents Department

Soil survey of Bastrop County, Texas

Description: Text describing climate, agriculture, and soils of Bastrop County, Texas.
Date: August 12, 1908
Creator: Winston, R. A. (Robert Alonzo); Meeker, F. N.; Eckman, O. L.; Lyman, W. S.; Schroeder, Frank C.; Rice, Thomas D. (Thomas Donnelly) et al.
Partner: UNT Libraries Government Documents Department
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