Collection
Serial/Series Title
Counties
Results:
1 - 4 of
4
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
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
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
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