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Armored Tread for Pneumatic Tires
Patent for an armored tread pneumatic tires to protect from punctures. Illustrations included.
Date:
July 23, 1912
Creator:
Sims, Bona
Object Type:
Patent
System:
The Portal to Texas History
Geologic Atlas of the United States: Llano-Burnet Folio, Texas
This atlas contains six maps from the regions around Llano, Texas and Burnet, Texas including topography, aerial geology, and structure sections. The illustrated text at the beginning of the atlas discusses the geological history of the area and gives an in-depth breakdown of the kinds of rocks and minerals as well as other features of the region including climate and vegetation.
Date:
1912
Creator:
United States. Dept. of the Interior.
Object Type:
Book
System:
The Portal to Texas History