Concrete Wall Mold. (open access)

Concrete Wall Mold.

Patent for "a concrete wall mold which is so constructed as to produce a very strong wall having vertically extended channels which form ribs materially reinforcing the structure" (lines 10-14)
Date: June 11, 1920
Creator: Porter, Charles S.
Object Type: Patent
System: The Portal to Texas History
Combination Swing and Couch. (open access)

Combination Swing and Couch.

Patent for a piece of swinging furniture for infants and small children which can be converted between a seat and a couch. This device is designed to be collapsed and folded for easy storage, as well as to be cheap and easy to manufacture. Illustrations included.
Date: February 10, 1920
Creator: McDevitt, Leslie I.
Object Type: Patent
System: The Portal to Texas History
Casing-Head (open access)

Casing-Head

Patent for a casing head that is specially adapted for "use in connection with well drilling for letting the tubing down into the bore, and in withdrawing the tubing from the bore." (Lines 15-16), including illustrations.
Date: September 7, 1920
Creator: McGarry, Henry S. & Carr, John D.
Object Type: Patent
System: The Portal to Texas History
Core-Taking Device (open access)

Core-Taking Device

Patent for improvements to a core-taking device which will "form a core, in the process of drilling, and embodies means for severing the core, when formed, and retaining the same in the core barrel until, it is withdrawn for inspection" (lines 13-17), including illustrations.
Date: June 20, 1922
Creator: Christian, Walton G.
Object Type: Patent
System: The Portal to Texas History
Automobile Headlight. (open access)

Automobile Headlight.

Patent for an improved automobile headlight equipped with a movable lens and reflector to cast light down towards the roadway.
Date: November 14, 1922
Creator: Head, James M.
Object Type: Patent
System: The Portal to Texas History
Crude-Oil Burner. (open access)

Crude-Oil Burner.

Patent for an improvement on a crude oil burner that can adapt to various grades of crude oil as well as providing intense heat to various sizes of boilers.
Date: May 11, 1920
Creator: Runyan, Benjamin F.
Object Type: Patent
System: The Portal to Texas History
Compound Air-Compressor. (open access)

Compound Air-Compressor.

Patent for an improved Compound Air-Compressor by having four cylinders, in pairings of a high pressure and a low pressure cylinders. The air from the low pressure cylinder will be fed to the high pressure cylinder. The pistons will work in succession rather than simultaneously.
Date: February 17, 1920
Creator: Jones, Oceola
Object Type: Patent
System: The Portal to Texas History
Apparatus for Treatment of Oil Emulsions. (open access)

Apparatus for Treatment of Oil Emulsions.

Patent for improvements in apparatus for treatment of oil emulsions by providing a means that will greatly assist in the separation of water from oil emulsions and which will aid the re-absorption or retention of gas.
Date: January 13, 1920
Creator: McKibben, Charles W.
Object Type: Patent
System: The Portal to Texas History
Combination Well-Packer and Setting-Tool. (open access)

Combination Well-Packer and Setting-Tool.

Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
Object Type: Patent
System: The Portal to Texas History
Combustion-Gas and Crude-Oil Burner (open access)

Combustion-Gas and Crude-Oil Burner

Patent for a burner which can be used with either gas or oil, or both at once.
Date: May 11, 1920
Creator: Runyan, Benjamin F.
Object Type: Patent
System: The Portal to Texas History
Apparatus for Extracting Minerals from Ores. (open access)

Apparatus for Extracting Minerals from Ores.

Patent for an apparatus that extracts minerals, especially sulfur, from ores. The apparatus features new and useful improvements, creating an automatic extraction that separates the minerals in a pure state.
Date: January 13, 1920
Creator: Shires, George M.
Object Type: Patent
System: The Portal to Texas History

Soil map, Texas, Harris County, western sheet

Map displays soil types along with bayous, lakes, sloughs, dams, railroads, roads, towns, schools, churches, gun clubs, and farms. Includes legend and symbols.
Date: 1928
Creator: United States. Bureau of Soils.
Object Type: Map
System: The Portal to Texas History

Soil map, Texas, Harris County, eastern sheet

Map displays soil types along with bayous, creeks, lakes, ponds, swamps, railroads, roads, towns, schools, institutes, parks, and poor farms. Includes legend and symbols.
Date: 1928
Creator: United States. Bureau of Soils.
Object Type: Map
System: The Portal to Texas History
Soil survey of Harris County, Texas (open access)

Soil survey of Harris County, Texas

Text describes climate, agriculture, and soils of Harris County, Texas.
Date: 1928
Creator: Geib, H. V. (Horace Valentine); Bushnell, T. M. (Thomas Mark) & Bauer, A. H.
Object Type: Book
System: The Portal to Texas History

Settegast 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: 1922
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

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

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

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

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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Moonshine 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 1:31680
Date: 1920
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Park Place 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: 1922
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Drill Bit (open access)

Drill Bit

Patent for improvements in drill bits, particularly in the application used in drilling in soft formations, such as clay, gumbo, or similar material. The purpose of the invention is to provide a way to prevent the sticking of material to the drill and drill collar while the drilling operation is being performed.
Date: February 14, 1922
Creator: Childs, William L.
Object Type: Patent
System: The Portal to Texas History
Attachment For Internal-Combustion Motors (open access)

Attachment For Internal-Combustion Motors

Patent for improvements in attachments for internal- combustion motors. The invention is about new and useful improvements to a specific attachment. The two stated objectives are to provide a device adapted for application to the intake pipe on an internal combustion motor and to provide a device which may be locked in a closed position, thereby preventing theft.
Date: March 29, 1921
Creator: Thomas, James Clarence
Object Type: Patent
System: The Portal to Texas History
Lubricator. (open access)

Lubricator.

Patent for new and improved lubricator. The invention is connected to lubricators used in earth boring drills for deep well drilling.
Date: March 29, 1921
Creator: Scott, Floyd L.
Object Type: Patent
System: The Portal to Texas History