4 Matching Results

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Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for improvements on cotton choppers, primarily consisting of "a pair of oscillating hoes swinging in opposed relation and supported in vertically adjustable bearings suspended from a main frame" (lines 11-14).
Date: December 14, 1915
Creator: Strong, Harold
Object Type: Patent
System: The Portal to Texas History
Valve for Pneumatic Tires (open access)

Valve for Pneumatic Tires

Patent for a valve for pneumatic tires. The design is to keep the valve cap from becoming unsecured and to keep air from escaping.
Date: May 4, 1915
Creator: McCall, Jacob Capshaw
Object Type: Patent
System: The Portal to Texas History
Combined Writing-Desk and File-Cabinet. (open access)

Combined Writing-Desk and File-Cabinet.

Patent for a writing desk with combined filing cabinet designed for routine clerical and writing tasks. The desk has the added benefit of maximizing file space in both the front and back of the desk while permitting the user to remain seated in order to access files.
Date: February 16, 1915
Creator: Cooper, Samuel W.
Object Type: Patent
System: The Portal to Texas History

Roby 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: 1915
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History