Castle Peak 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 1:24,000
Date: 1976
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Antelope Gap 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

San Saba Peak 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 1:24,000
Date: 1980
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Big Valley South 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Star 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Center City 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Goldthwaite 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 1:24,000
Date: 1980
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Big Valley North 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 1:24,000
Date: 1987
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Regency 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 1:24,000
Date: 1980
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Bowser 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 1:24,000
Date: 1980
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Pecan Wells 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Caradan 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Lake Merritt 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Mullin 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 1:24,000
Date: 1980
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Blanket Springs 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Indian Creek 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Indian Gap 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Priddy 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Democrat 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Zephyr 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 1:24,000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Soil Survey of Brown and Mills Counties, Texas (open access)

Soil Survey of Brown and Mills Counties, Texas

Text describes the area, climate, agricultural history and statistics, soil-survey methods and definitions, soils and crops, land uses and agricultural methods, irrigation, and morphology and genesis of soils of Brown and Mills Counties, Texas.
Date: 1980
Creator: Clower, Dennis F.; Kelly, J. David; Botts, O. L.; Bynum, O. W.; Coker, John L. & Hailey, R. B.
Object Type: Book
System: The Portal to Texas History

General Soil Map, Mills County, Texas

Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols. Scale 1:316,800
Date: 1980
Creator: United States. Soil Conservation Service.
Object Type: Map
System: The Portal to Texas History
Bridle Bit. (open access)

Bridle Bit.

Patent for a new and improved bridle bit. This design "consist[s] of curb-plates provided with the mouth-bar and having the upper ends provided with slots and the lower ends formed with longitudinal slots, and the cheek-plates loosely fitted to the outer ends of the mouth-bar and having their opposite ends formed with openings for the attachment of the head-stall and reins" (lines 72-79).
Date: March 11, 1890
Creator: Allen, John Hudson
Object Type: Patent
System: The Portal to Texas History
Wire-Coiling Machine. (open access)

Wire-Coiling Machine.

Patent for a wire-coiling machine that improves on a previous patent (No. 296,806), that was granted to Wildermuth. The improvement allows for either left- or right-handed use, by making the crank movable to either side and by "providing the upper end of the post at opposite sides with stationary cutter blades and a single movable cutter adapted to be shifted for operation with either one of the said fixed cutters" (lines 28-32).
Date: October 9, 1894
Creator: Crowder, George Washington
Object Type: Patent
System: The Portal to Texas History