Rose Hill Quadrangle

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 1:24000
Date: 1916
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Spring Quadrangle

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 1:24000
Date: 1916
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Spring Quadrangle

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 1:24000
Date: 1916
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Railway-Rail Brace. (open access)

Railway-Rail Brace.

Patent for a new railway-rail brace designed "particularly to be used on curves of rail-way tracks, and which ties the rails as to prevent spreading of said rails" (lines 13-16), including illustrations.
Date: July 4, 1916
Creator: Barnes, Ned Eastman
Object Type: Patent
System: The Portal to Texas History
Self-Cleaning Harrow and Cultivator. (open access)

Self-Cleaning Harrow and Cultivator.

Patent for a harrow and cultivator "which is self-cleaning in that, by manipulation of certain mechanism embodied in the machine, the teeth or shovels are caused to rotate about axes, giving up any stalks, grass, or other fibrous matter which may cling to the teeth or shovels impeding the working of the soil" (lines 15-21).
Date: January 29, 1918
Creator: Miner, John C.
Object Type: Patent
System: The Portal to Texas History
Shock-Absorber (open access)

Shock-Absorber

Patent for improved shock absorbers. The invention is designed to help them be adapted for every type of vehicle. They are cushioned and provide a casing for liquid to help with shock absorption.
Date: March 26, 1918
Creator: Donahoo, John Henry
Object Type: Patent
System: The Portal to Texas History
Combination Valve and Cap Tool (open access)

Combination Valve and Cap Tool

Patent for a combination valve cap and stem used to ease the process of deflating pneumatic tires by eliminating the need to keep track of a separate cap piece when removing the valve core, including illustrations and instructions for use.
Date: May 7, 1918
Creator: McComb, William Perry
Object Type: Patent
System: The Portal to Texas History
Combination Plow and Pulverizer. (open access)

Combination Plow and Pulverizer.

Patent for a combination plow and pulverizer, designed for the purpose of improved plowing and sowing of seed, with illustrations and explanations.
Date: August 20, 1918
Creator: Curtis, W. W.
Object Type: Patent
System: The Portal to Texas History
Chain-Lock. (open access)

Chain-Lock.

Patent for an improvement in chain-locks. The improvement locks one end of a log chain to a car so that it cannot be accidentally released.
Date: October 1, 1918
Creator: Clarkson, Jay Caleb.
Object Type: Patent
System: The Portal to Texas History

Weeden Quadrangle

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 1:31680
Date: 1919
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hockley Quadrangle

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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Moonshine Hill Quadrangle

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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Rose Hill Quadrangle

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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Spring Quadrangle

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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Combination Valve-Cap and Tire-Deflator. (open access)

Combination Valve-Cap and Tire-Deflator.

Patent for a device which serves both as a cap for a tire valve and a tool for letting air out of said tire valve.
Date: March 8, 1921
Creator: McComb, William P.
Object Type: Patent
System: The Portal to Texas History

Moonshine Hill Quadrangle

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 1:31680
Date: 1932
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Weeden Quadrangle

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 1:31680
Date: 1932
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hockley Quadrangle

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 1:31680
Date: 1939
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Texas Attorney General Opinion: O-2517 (open access)

Texas Attorney General Opinion: O-2517

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Gerald Mann, regarding a legal question submitted for clarification: Has the commissioners court authority to issue a franchise to a local telephone company operating outside the City of Conroe in Montgomery County?
Date: July 15, 1940
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History

Spring Quadrangle

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 1:31680
Date: 1942
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Texas Attorney General Opinion: O-7218 (open access)

Texas Attorney General Opinion: O-7218

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: What means is the County Clerk of Montgomery County to take in determining the number of qualified voters signing the petition for a local option election?
Date: August 6, 1946
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Texas Attorney General Opinion: O-7412 (open access)

Texas Attorney General Opinion: O-7412

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether the Commissioners Court of Montgomery County has the authority to enter the order dated September 16, 1946? Is the tax collector of said county authorized to act as directed in said order?
Date: October 8, 1946
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Petroleum-Engineering Study of the Lake Creek Field, Montgomery County, Texas (open access)

Petroleum-Engineering Study of the Lake Creek Field, Montgomery County, Texas

Report issued by the Bureau of Mines over petroleum-engineering studies conducted at the Lake Creek field. As stated in the introduction, "this report is an engineering analysis of the reservoirs in the Lake Creek field and includes estimates of the initial volume of gas and the recoverable hydrocarbon liquid and oil" (p. 5). This report includes tables, maps, illustrations, and photographs.
Date: November 1948
Creator: Hill, Harry Blackburn & Vogel, Felix A., Jr.
Object Type: Report
System: The UNT Digital Library

Hockley Quadrangle

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 1:31680
Date: 1949
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History