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UNT Libraries Government Documents Department
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Bexar County, TX
Culebra Hill Quadrangle
Date: 2010
Creator: Geological Survey (U.S.)
Description: Satellite image topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth210670/
Soil survey of the San Antonio area, Texas
Date: 1904
Creator: Caine, Thomas A.
Description: Text describes the climate and soils of the San Antonio area, Texas.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth19840/
Improvement in Corn-Planters.
Date: May 10, 1859
Creator: Gilbert, R. B.
Description: Patent for a corn-planter that allows the seed to be placed in a hopper and disperses the seed through a cylinder that is connected to a wheel to place and cover the seed, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth165074/
Improvement in Cotton-Seed Planters.
Date: September 13, 1859
Creator: Smith, P. M.
Description: Patent for the improvement of the cotton-seed planter through the arrangement of a seed dispenser over a reciprocating slide and agitator operated by a pulley system simultaneously when moving forward, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth165085/
Improvement in Cotton-Seed Planters.
Date: September 13, 1859
Creator: Collier, T. T.
Description: Patent for the improvement of the hopper, stirrer, and distributor in cotton-planters that dispenses seeds into the soil using two horizontal united disks that discharges the seeds regularly and evenly, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth165084/
Car-Coupling.
Date: March 24, 1891
Creator: Thompson, James A. M.
Description: Patent for improvements in car-couplings by providing "a coupler which will without any adjustment couple two cars whose draw-heads are of different heights.” (lines 17-19) Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth172648/
Thill-Coupling.
Date: March 17, 1891
Creator: Bryan, William L.
Description: Patent for improvements in thill-couplings by using a combination of forward extension arms, having each near its forward end, circular shoulders, adapted to engage the ends of the shaft-iron; the spring-catch for holding the lever arm in locking position and, for retracting arm when the catch is released. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth172635/
Construction of Privy-Vaults.
Date: February 3, 1891
Creator: Carrico, Thomas W.
Description: Patent for an improvement of privy-vaults using a soil-pipe with sleeve adapted to be connected with the trap-door of the vault-floor into an air-chamber where a ventilating-pipe is placed directly above a furnace; the noxious gases along with the products of combustion in the furnace would be drawn from the air-chamber and carried off to the outer air. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth172595/
Single-Seed Planter.
Date: February 3, 1891
Creator: Hurd, Judson B.
Description: Patent for a single-seed planter using “grasping-jaws pass through the seed box …to gather a seed and carry it to the discharge tube or place of deposit" (lines 9-12), illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth172592/
Martinez Quadrangle
Date: 1992
Creator: Geological Survey (U.S.)
Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Contributing Partner: UNT Libraries Government Documents Department
Permallink:texashistory.unt.edu/ark:/67531/metapth105885/