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Serial/Series Title
Counties
Results:
1 - 10 of
10
Cotton Blocker
Patent for cotton blockers that prevent crops from becoming covered in soil during the harvesting process.
Date:
February 15, 1921
Creator:
Fowler, Alonzo. J.
Object Type:
Patent
System:
The Portal to Texas History
Boring-Tool.
Patent for "a boring tool for boring scarred and worn engine cylinders" (lines 14-15) that allows for more customization when cutting.
Date:
January 4, 1921
Creator:
Adams, George Reese.
Object Type:
Patent
System:
The Portal to Texas History
Oil-Burner.
Patent for an oil-burner used to provide a structure of low cost material that allows thorough heating of the oil to accommodate the conversion to gas and combustion for flame at the orifice.
Date:
March 8, 1921
Creator:
Daily, William T.
Object Type:
Patent
System:
The Portal to Texas History
Oil-Burner.
Patent for "an improved apparatus for and method of consuming liquid fuel", particularly low-cost heavy oils that are more difficult to burn.
Date:
August 16, 1921
Creator:
Mills, Virgil H. & Mills, John H. T.
Object Type:
Patent
System:
The Portal to Texas History
Oil-Burner.
Patent for oil burner that simultaneously ignites and vaporizes liquid fuel.
Date:
August 16, 1921
Creator:
Mills, Virgil H.
Object Type:
Patent
System:
The Portal to Texas History
Mount Calm 1921 Sheet 3
Sanborn map sheet showing an area of Mount Calm in Hill County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1921
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Mount Calm 1921 Sheet 1
Sanborn map sheet showing an area of Mount Calm in Hill County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1921
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Mount Calm 1921 Sheet 2
Sanborn map sheet showing an area of Mount Calm in Hill County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1921
Creator:
Sanborn Map Company
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:
1921
Creator:
Geological Survey (U.S.)
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