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Improved Cultivating-Plow.
Patent for a cultivating plow with a series of cutting-disks and digging-hoes, including illustration.
Date:
March 25, 1856
Creator:
Crenshaw, Micajah
System:
The Portal to Texas History
Millstone-Dress.
Patent for "a new and improved mode of dressing millstones for the purpose of grinding wheat and grain into meal flour" (lines 4-7) including instructions and illustrations.
Date:
July 25, 1854
Creator:
Gaines, Edmund P.
System:
The Portal to Texas History