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13 Matching Results
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Waco 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:
1921
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Cleburne 3-B 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:
1924
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Granbury 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
Blum 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:
1927
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Waco 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:
United States. Army. Corps of Engineers.
Object Type:
Map
System:
The Portal to Texas History
Cleburne 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:
1921
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Granbury 4-a 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:
1924
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Blum 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:
1927
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Waco 2-b 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:
1924
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Cleburne 3-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:
1924
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Automatic Air and Gas Relief Valve for Oil-Distributing Systems.
Patent for an air and gas relief valve for oil piping systems that improves upon the need for pumps to get rid of the accumulation of air and gas before pumping oil, with illustrations.
Date:
May 24, 1921
Creator:
Mobley, Henry Grady
Object Type:
Patent
System:
The Portal to Texas History
Railway-Switch-Operating Mechanism
Patent for a railway operation switch which allows for the engineer of the train to operate the switch without the drawback of slowing the locomotive in question.
Date:
1920
Creator:
Tally, Carl E.
Object Type:
Patent
System:
The Portal to Texas History
Drag
Patent for a ground drag for "grading and removing refuse from the surface of the soil" (lines 10-12) that can be steered and that can gather and dispose of the dirt it levels off, including illustrations.
Date:
May 11, 1920
Creator:
Nelson, Charley E.
Object Type:
Patent
System:
The Portal to Texas History