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Ballinger 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:
1917
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Weaning-Bit
Patent for a weaning-bit. This bit "[admits] air into the mouth of the animal, thus obviating any drawing or sucking action." (lines 10-12) Additionally, this bit was created to be of better construction which would make it cheaper and longer-lasting.
Date:
July 24, 1917
Creator:
Turner, Wiley Ernest
Object Type:
Patent
System:
The Portal to Texas History
Cotton Bag Emptier
Patent for a portable derrick, that can be easily lifted and emptied.
Date:
January 30, 1917
Creator:
Brown, Odis A.
Object Type:
Patent
System:
The Portal to Texas History