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Boll-Weevil Catcher.
Patent for agricultural devices and more particularly to a device to be attached to a cultivator for catching boll weevil or the like, during the cultivation of cotton.
Date:
October 19, 1920
Creator:
Stanalan, William
System:
The Portal to Texas History
Crossing for Railway-Tracks.
Patent for incorporating durable gaps within railway-rails to improve performance, with illustrations.
Date:
February 24, 1920
Creator:
Thomas, Lester V.
System:
The Portal to Texas History