Rowena 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: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Ballinger Sheet

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 1:125000
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Ballinger 4-c 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 1:48000
Date: 1925
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hayrick Sheet

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 1:125000
Date: 1925
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Lowake 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: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Hatchel 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: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Maverick 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: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Quarry 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 1:31680
Date: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Ballinger 3-d 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 1:48000
Date: 1925
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Spur 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 1:31680
Date: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Baker Flat 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: 1921
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Sweetwater Sheet

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 1:125000
Date: 1922
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Maize-Header. (open access)

Maize-Header.

Patent for simple and efficient maize header which is easy to operate by positioning it in a way that it needs minimum effort to operate.
Date: May 17, 1921
Creator: Jordan, Andrew P.
Object Type: Patent
System: The Portal to Texas History
Lifting-Jack (open access)

Lifting-Jack

Patent for an improvement made to lifting jack machinery that raises automobiles for repairs. The patent prevents the axle from slipping in circumstances where the vehicle is on slippery grounds or parked on a hill. Includes illustrations.
Date: May 10, 1921
Creator: Watson, Chester A.
Object Type: Patent
System: The Portal to Texas History
Insect Destroyer. (open access)

Insect Destroyer.

Patent for an wheeled vehicle mounted insect destroyer that brushes insects from plants and destroys them utilizing flames, includes illustrations.
Date: June 13, 1922
Creator: Franks, John L.
Object Type: Patent
System: The Portal to Texas History