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Brown County.

Description: Map shows early twentieth century Brown County, Texas property boundaries, landowners, land grants, and towns; dashed line representing existing road or proposed railroad line. Includes manuscript annotations showing petroleum prospecting activity. Scale [ca. 1:66,667].
Date: 1910
Creator: Texas. General Land Office.
Item Type: Refine your search to only Map
Partner: University of Texas at Arlington Library

Baylor County.

Description: Map shows early twentieth century Baylor County, Texas property boundaries, landowners, land patents, towns, and railroads; handwritten annotations for petroleum prospecting activity. Scale [ca. 1:66,667].
Date: 1917
Creator: Texas. General Land Office.
Item Type: Refine your search to only Map
Partner: University of Texas at Arlington Library

Oil-Tank.

Description: Patent for an oil tank that is fire proof and will not explode completely if it is struck by lightning.
Date: July 18, 1911
Creator: Price, James Bain
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Oil derrick]

Description: Photograph of an oil derrick. The derrick is standing in the center of the image and is extending above the frame of the image. There is machinery around the derrick that is emitting a great amount of smoke. A man is visible in the background of the image behind the equipment and a pile of dirt is visible on the right side of the image.
Date: 1918
Creator: Williams, Byrd M. (Byrd Moore), Jr.
Item Type: Refine your search to only Photograph
Partner: UNT Libraries Special Collections

Well Drilling Machine.

Description: Patent for a driving mechanism to reduce the numbers of shafts and other parts needed for well drilling. The invention allows for one main driving shaft to be used as the primary source for well drilling.
Date: February 5, 1918
Creator: Herdman, Adam H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Jack.

Description: Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Converting Apparatus.

Description: Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sample-Taking Device.

Description: Patent for a device that helps with sample collection at oil drilling sites. The tool is cylindrical and can be placed in the ground to help with sample collection. This patent includes examples of how the tool can be used and tool specifications.
Date: April 15, 1919
Creator: Church, Walter Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Device for Unscrewing and Withdrawing Pipe.

Description: Patent for a device for unscrewing and withdrawing pipe from wells, mines, or other similar uses. This tool is attached at the end of a drill stem and threaded in the ordinary right hand direction to unscrew and withdraw.
Date: July 29, 1919
Creator: Fletcher, Harold W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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