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Plow.
Patent for a plow with "structure of improved strength and durability wherein means are provided for changing or adjusting the angularity of the plow stock" (lines 10-13) to make it "capable of plowing the soil deeper or shallower, as desired" (lines 16-17).
Date:
October 22, 1918
Creator:
Warren, John T.
System:
The Portal to Texas History