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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.
Partner: UNT Libraries Government Documents Department

Map of Hardin County

Description: Blue line print of survey map of Hardin County, Texas, showing rivers, creeks, original land grants or surveys, cities, towns, and railroads. Scale [ca. 1:200,000] (6000 varas to the inch).
Date: 1902
Creator: Texas. General Land Office.
Partner: Hardin-Simmons University Library

[Trading Card: River Otter]

Description: Trading card issued as part of the Geocache Challenge program for Village Creek State Park, depicting a river otter in a grassy area. The back of the card includes information about adaptations, behavior, life span, and other facts about the species.
Date: 2011
Creator: Texas. Parks and Wildlife Department.
Partner: UNT Libraries Government Documents Department

Pump Controlling Means

Description: Patent for a pump controlling means. This invention applies even pressures on the discharge line. Illustration included.
Date: August 23, 1904
Creator: Small, William
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
Partner: UNT Libraries Government Documents Department

Spring-Wheel

Description: Patent for a wheel supported by spring spokes. Illustrations included.
Date: September 24, 1912
Creator: Hudson, Alexander S.
Partner: UNT Libraries Government Documents Department

Engine Valve Mechanism

Description: Patent for an engine valve mechanism. This invention is a "class of steam engines wherein the cylinder-inlet and exhaust-ports are controlled by separate and distinct values." Illustration included.
Date: September 5, 1905
Creator: Moore, Ezra G. & Moore, Frank T.
Partner: UNT Libraries Government Documents Department

Rail Plate And Fastener

Description: Patent for rail plate fastener. This invention is designed to secure rails to ties without the use of spikes. Illustration included.
Date: June 21, 1904
Creator: Butterfield, Walter V.
Partner: UNT Libraries Government Documents Department

Railway-Rail Joint

Description: Patent for improving the construction and increase the efficiency and utility of railway-rail joints.
Date: January 2, 1906
Creator: Verneuil, Edward Benjamin
Partner: UNT Libraries Government Documents Department

Insect Destoyer

Description: Patent for an insect destroyer. "This invention relates particularly to that class of insect destroyers which contain pans of liquid into which the insects are shaken or enticed" (line 15-18). Illustration included.
Date: December 29, 1903
Creator: Sewell, James H.
Partner: UNT Libraries Government Documents Department

Plunger.

Description: Patent for a plunger for water and oil wells, which will withstand heavy use.
Date: September 14, 1909
Creator: Karnes, Harry E.
Partner: UNT Libraries Government Documents Department

Screw-Gearing

Description: Patent for screw-gearing for motors, particularly motors for fans or similar objects, including illustrations.
Date: September 18, 1900
Creator: Paker, Oren A.
Partner: UNT Libraries Government Documents Department

Mail-Box

Description: Patent for "a mail-box adapted to be placed at or on the house of the person receiving the mail, so as to facilitate a house-to-house delivery" (lines 8-11).
Date: June 4, 1901
Creator: Myer, Clayton Pittinger
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.
Partner: UNT Libraries Government Documents Department

Saw-Gage.

Description: Patent for improvements on saws by providing “cleaner-teeth and arranged to permit accurate filing of the cleaner-teeth without leaving an undesirable bur and without danger of filing the teeth too short for proper working in a cut.” (Lines 10-14) Illustration is included.
Date: June 11, 1901
Creator: Steele, Daniel Carlos
Partner: UNT Libraries Government Documents Department