UNT Libraries Government Documents Department - 8 Matching Results

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Attachment for Planters.

Description: Patent for attachment for planters that currently employed for planting cotton and corn fields, the object of the invention is to provide a device of this character which embodies novel features of construction whereby the runner is mounted and held firmly in position by action of spring, including illustrations.
Date: October 9, 1917
Creator: Raulz, Willie H.

Blanco Sheet

Description: 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: 1918
Creator: Geological Survey (U.S.)
Location: 30.25 -98.25

Fredericksburg Sheet

Description: 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: 1916
Creator: Geological Survey (U.S.)
Location: 30.25 -98.75

Llano Sheet

Description: 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: 1918
Creator: Geological Survey (U.S.)
Location: 30.75 -98.75

Well-Casing Grapple

Description: Patent for a well-casing grapple, allowing a positive grip when lowering casing or pipe within a well, or withdrawing it therefrom, without the danger of slipping or accident.
Date: April 30, 1918
Creator: Artzt, Erich C.
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