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Compound for Destroying Boll-Weevil.
Patent for a compound for destroying Boll Weevils, consisting of Sulfur, Pine Tar, Asafetida, Pulverized Bluestone, Beaumont Oil, Extract of Tobacco, and a thick adhesive oil.
Date:
March 21, 1911
Creator:
Armentrout, Richard B.
System:
The Portal to Texas History
Improvement in Windmill-Gearing
Patent for "gearing for transmitting motion to the pump rod" (lines 9-10) of a windmill. Includes description and illustration.
Date:
December 26, 1911
Creator:
Roberts, George W.
System:
The Portal to Texas History