4 Matching Results

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Car-Ventilating System. (open access)

Car-Ventilating System.

Patent for a railroad car ventilating system that does require opening the windows.
Date: February 14, 1911
Creator: Shanley, Michael H.
Object Type: Patent
System: The Portal to Texas History
Cultivator Attachment (open access)

Cultivator Attachment

Patent for a cultivator attachment that allows the cultivator height to be adjusted for digging. Illustrations included.
Date: January 10, 1911
Creator: Stewart, Lon Woodson
Object Type: Patent
System: The Portal to Texas History
Ant Trap. (open access)

Ant Trap.

Patent for an in-ground ant trap that prevents the ants from escaping once caught in the trap, including instructions and illustrations
Date: September 12, 1911
Creator: Knox, Jessie Lonzo
Object Type: Patent
System: The Portal to Texas History

Palo Pinto 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: 1911
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History