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Car - Coupling

Description: Patent for a new and useful improvements in car-couplings. This design "relates to car-couplers of the pivoted-hook type" (line 11 -12).
Date: February 8, 1898
Creator: Chance, Ransom M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boiler Feeder

Description: Patent for a boiler feeder. This invention is intended to be placed above the boiler and via a regulator supplies water to the boiler.
Date: November 24, 1903
Creator: Herrington, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Boiler-Feed

Description: Patent for a steam boiler which automatically fills the boiler with water to the proper levels and keeps the levels steady.
Date: August 11, 1908
Creator: Twombly, Harry Denny
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Animal-Tread.

Description: Patent for improvements in animal-treads when “animal is placed in the tread, the single or double tree being attached to the arm c’, and thus in addition to his weight he will have his strength to operate the tread. The function of the rope and weight is to keep the traces and tree from under the animal’s feet in case he should slack his speed, and thus prevent his tripping.” (Lines 59-66) Illustration is included.
Date: June 16, 1891
Creator: Bevil, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bending-Machine.

Description: Patent for a new machine providing "a simple, efficient and easily operated fluid-pressure actuated machine" for the straightening of railway rails (lines 12-14)
Date: November 5, 1918
Creator: Keely, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing Head

Description: Patent for a Case-Head. This case-head is used in oil wells. Its purpose is to ensure a tight seal around a pipe so that gas can flow properly through the tube.
Date: August 10, 1918
Creator: Kinzbach, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Wheel in an Ada Belle Oil Field Pumphouse]

Description: Photograph of the mechanisms of a wheel used to operate sucker rods in the Ada Belle Oil Field. The ground below the wheel is littered with oil, debris, and various metal parts. The wheel is comprised of three sets of spokes stacked on top of one another.
Date: February 13, 1977
Creator: Lewis, David P.
Item Type: Refine your search to only Photograph
Partner: Lamar University

[Electric Motor at Ada Belle Oil Field]

Description: Photograph of an electric motor used to run other equipment for the Ada Belle Oil Field. The engine is placed on the floor of a corrugated metal building. Shelves piled with various equipment and parts are visible in the background. A can of Havoline Motor Oil sits open on the floor next to the engine.
Date: February 13, 1977
Creator: Lewis, David P.
Item Type: Refine your search to only Photograph
Partner: Lamar University

[Mechanism in a Sinclair Oil Field]

Description: Photograph of a mechanism with several valves and a hose leading from it located on the site of an oil field operated by Sinclair Oils. A sign for the company lays on the ground. A tree line comprised of thin, densely packed pine trees is visible in the background.
Date: January 23, 1972
Creator: Lewis, David P.
Item Type: Refine your search to only Photograph
Partner: Lamar University

Regional Water Plan: Region I (East Texas), Volume 1. Main Report

Description: Water plan for Region I (East Texas) describing water sources and suppliers in the area, usage statistics and forecasts, water needs, water management strategies for suppliers and counties, water conservation plans, drought response plans, financing of the plan, and the process of creating the plan.
Date: December 1, 2015
Creator: Alan Plummer and Associates
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a new and improved wrench. This design "relates particularly to a combined pipe and nut wrench, and has for its object to provide a wrench of the class described which can be quickly changed to an ordinary wrench . . . [the] invention consists of a shank having a rigid jaw attached thereto, a movable jaw adjustable on the shank and an eccentrically-headed lever pivoted to the rear end of the movable jaw and bearing on the shank adapted to separate the rear end of the movable jaw and … more
Date: August 5, 1890
Creator: Hooks, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Knee and Head Block for Saw Mills.

Description: Patent for a new and improved knee and head block. This design consists, "with a saw-mill carriage, of a head-block extending flush with the outer edges of the tracks of said carriage and provided with the usual groove or recess extending the entire length of said head-block, a knee sliding in said groove and provided on its front vertical edge with a recess, and a log-supporter fitting flush within said recess and provided at its lower end with a forwardly-extending lug or projection" (lines 3… more
Date: April 29, 1890
Creator: Willis, George F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Water-Heater.

Description: Patent for a water heater for use in creating steam for oil and gas boilers, which heats faster than previous models.
Date: April 5, 1910
Creator: Hardie, Jeffie Watkins
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Log-Cart.

Description: Patent for a log-cart in which "one end of the log is elevated or drawn up underneath the axle, while the other end drags along on the ground" (lines 14-17). This design is more efficient than other models of log-carts.
Date: February 2, 1897
Creator: Moon, Robert G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well Pumping Apparatus

Description: Patent for well pumping apparatus. This invention is designed for the improvement of pumping liquid from deep wells. Illustration included.
Date: September 29, 1908
Creator: Stephenson, William M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Log-Turner

Description: Patent for "that class of log-turners which is operated by power, and has for its object to provide a device that will be quick and positive in its operation" (lines 39-42).
Date: May 10, 1887
Creator: Ferris, Henry Murry & Gallon, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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