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Luling 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:
1929
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
The Producing Horizon in the Rios Well in Caldwell County
Report describing the geological structures and formations in Caldwell County, Texas. These include oil production.
Date:
1922
Creator:
Sellards, E. H. (Elias Howard), 1875-1961
Object Type:
Report
System:
The UNT Digital Library
Austin 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
San Marcos 1-d 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:
1925
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
San Marcos 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:
1925
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Device for Lifting Push-Rods on Ford Motors
Patent for a new and useful improved form of device for lifting push rods, intended more particularly for use on Ford motors, but susceptible of use on other makes of automobiles, when it is desired to position the cam shaft bearing in the Ford motors.
Date:
October 25, 1921
Creator:
McCarley, William T.
Object Type:
Patent
System:
The Portal to Texas History
The Lytton Springs Oil Field
Report published in a scientific bulletin, describing the Lytton Springs oil fields.
Date:
October 15, 1925
Creator:
Bybee, H. P. & Short, R. T.
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Automobile Attachment.
Patent for an automobile floorboard attachment for closure of clutch pedal openings, keeping the motor's heat from passing through.
Date:
September 6, 1921
Creator:
Sears, Joseph M.
Object Type:
Patent
System:
The Portal to Texas History
Knife.
Patent for a knife with multiple curved blades used to cut food.
Date:
July 13, 1920
Creator:
Oertli, Henri
Object Type:
Patent
System:
The Portal to Texas History
Signaling-Boiler
Patent for a signaling boiler designed to test food during the cooking process to determine whether food has completed cooking, and to signal via a whistle when said food is determined to have been properly cooked. Additional design details include the provision of a supporting mechanism for potatoes and other vegetables to rest on, as well as a compact form of the overall device.
Date:
May 4, 1920
Creator:
Kelley, Marven
Object Type:
Patent
System:
The Portal to Texas History