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Boiler Compound
Patent for a boiler compound for purifying water in steam boilers, with ingredients included.
Date:
November 29, 1910
Creator:
Maule, John Quincey
Object Type:
Patent
System:
The Portal to Texas History
Automatic Pump for Internal Combustion Engines
Patent for an automatic pump for internal combustion engines. Illustration included.
Date:
August 9, 1910
Creator:
Smith, Robert W. J.; Anderson, John C. & Rowe, Robert J.
Object Type:
Patent
System:
The Portal to Texas History
Aerodrome
Patent for an aerodrome/helicopter with improved wing design.
Date:
June 27, 1911
Creator:
Snow, Guy
Object Type:
Patent
System:
The Portal to Texas History
Cooling Apparatus.
Patent for a cooling apparatus for food that uses the process of evaporation of water to cool the apparatus.
Date:
April 4, 1911
Creator:
Steen, Mary L.
Object Type:
Patent
System:
The Portal to Texas History
Map showing proposed system of levees for the protection of overflowed lands accompanying engineers report of 1912 : East Fork Trinity River, Dallas, Rockwall, and Kaufman counties, Barnes Bridge sheet.
Map shows buildings, structures, roads, railroads, and springs along the watershed of the Trinity River through portions of Dallas, Kaufman, and Rockwall Counties; existing and proposed levees, flood lines. Includes legend. Relief shown by contours and spot heights. Scale [1:24,000].
Date:
1912
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Control Mechanism for Internal Combustion Engines
Patent for an object that "[provides] economical mixtures when the engine is running under light load without affecting the power of the engine when running under a heavy load."
Date:
October 17, 1916
Creator:
Guthrie, William S.
Object Type:
Patent
System:
The Portal to Texas History
Royse 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 1:62500
Date:
1919
Creator:
United States. Army. Corps of Engineers.
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 2
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1912 Sheet 2
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1912 Sheet 1
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1912 Sheet 7
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 11
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 16
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 3
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1919 Sheet 1
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1919
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 13
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 15
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 6
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Terrell 1914 Sheet 4
Sanborn map sheet showing an area of Terrell in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1914
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1912 Sheet 3
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1919 Sheet 2
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1919
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Kaufman 1912 Sheet 2
Sanborn map sheet showing an area of Kaufman in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Kaufman 1912 Sheet 3
Sanborn map sheet showing an area of Kaufman in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1912
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History
Forney 1919 Sheet 5
Sanborn map sheet showing an area of Forney in Kaufman County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date:
1919
Creator:
Sanborn Map Company
Object Type:
Map
System:
The Portal to Texas History