Bone 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 1:62500
Date: 1919
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Maravillas Canyon 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 1:62500
Date: 1919
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Bone 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 1:62500
Date: 1918
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Bone Spring 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: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Buck 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Bullis 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Dove Mountain 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Hood 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Indian 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Jordan 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Nine Point Mesa 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Reagan Canyon 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Santiago 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 1:62500
Date: 1918
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History
Transmission Mechanism (open access)

Transmission Mechanism

Patent is for power transmission in motor vehicles. It is housed in one case.
Date: January 23, 1917
Creator: Stillians, Harry C.
Object Type: Patent
System: The Portal to Texas History

Agua Fria 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 1:62500
Date: 1917
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Tascotal Mesa 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 1:62500
Date: 1917
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Alpine 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: 1916
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Heater for Gaseous Fluids. (open access)

Heater for Gaseous Fluids.

Patent for "an attachment for use in connection with internal combustion engines whereby heavy oil...may be advantageously used as fuel" (lines 9-12) including instructions and illustrations.
Date: March 16, 1915
Creator: Anderau, Joseph Engelbert
Object Type: Patent
System: The Portal to Texas History
Display Apparatus. (open access)

Display Apparatus.

Patent for an apparatus that displays objects enclosed in containers and allows them to be retrieved without "changing the position of any other than the [container] to which access is desired" (lines 16-17) including instructions and illustrations.
Date: February 16, 1915
Creator: Boudreaux, Carlos
Object Type: Patent
System: The Portal to Texas History
Truss (open access)

Truss

Patent for a truss for holding a pad in position during surgery.
Date: January 21, 1913
Creator: Haile, James Thomas
Object Type: Patent
System: The Portal to Texas History

Fort Davis 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: 1911
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Game-Counter (open access)

Game-Counter

Patent for an apparatus designed to maintain a record of points earned and the number of rounds played in a game. Illustrations included.
Date: March 22, 1910
Creator: McKinney, Ansel
Object Type: Patent
System: The Portal to Texas History