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Heydrick's map of Burkburnett pool extension.

Description: Map shows oil well and dry hole locations, land owners, tract numbers, railroad lines and roads, and some businesses across Wichita County; illustrations of some oil company buildings at their locations on the map; adjacent counties and landowners on north side of Red River in Oklahoma; street layout and oil wells in town of Burkburnett. Includes legend. Scale [ca. 1:24,000].
Date: 1919
Creator: Heydrick Mapping Company
Partner: University of Texas at Arlington Library

[News Script: Year's review]

Description: Script from the WBAP-TV/NBC station in Fort Worth, Texas, covering a news story about a recollection of major events that occurred throughout the year of 1961.
Date: 1962
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

Well-Drill Wrench

Description: Patent for a wrench for drill pipes used in drilling wells. Illustrations included.
Date: February 18, 1913
Creator: Osborne, William Rush & Lebus, George Franklin
Partner: UNT Libraries Government Documents Department

Well Stuffing-Box.

Description: Patent for improvements on well stuffing boxes, particularly in packing the vertically reciprocating pump rod and keeping it packed over time, so that the stuffing box doesn't need to be dismantled for manual adjustments.
Date: November 16, 1915
Creator: Church, George W.
Partner: UNT Libraries Government Documents Department

Measure for Oil-Wells.

Description: Patent for a device measuring the depth of oil and other wells by computing the distance preferably by the sand line or other line as it is let down from the earth's surface to the bottom of the well.
Date: May 21, 1918
Creator: Richardson, Robert B.
Partner: UNT Libraries Government Documents Department

Rotary Core-Drill.

Description: Patent for a rotary drill for drilling into and removing solid core samples of hard formations encountered in deep oil wells. It is designed to remove the core sample intact so the composition of the formation can be analyzed.
Date: May 1, 1917
Creator: Smith, Thomas B.
Partner: UNT Libraries Government Documents Department

Rope-Socket.

Description: Patent for rope socket "for use in connection with oil well drilling bits" (lines 13-14) "which can be quickly, easily and conveniently adjusted to provide a swivel or nonswivel socket as desired" (lines 16-19) including illustrations.
Date: May 28, 1917
Creator: McConnell, Scott Russell
Partner: UNT Libraries Government Documents Department

Casing-Pulling Apparatus.

Description: Patent for an apparatus to more easily and more economically remove well-casings from the ground when an oil well is no longer in use.
Date: November 29, 1921
Creator: Wilson, John Hart
Partner: UNT Libraries Government Documents Department

Well-Drill Wrench.

Description: Patent for a well drill wrench that improves upon William Ellinger's patent 1,327,379, issued January 6, 1920. This improvement eliminates friction between the rotatable and stationary parts of the wrench and ensures that the rotatable part is fully supported during its entire rotation, "as when screwing or unscrewing the drill bit" (lines 109-110).
Date: November 15, 1921
Creator: Ellinger, William H.
Partner: UNT Libraries Government Documents Department
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