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Improvement in Earth-Boring Machines.
Patent for improvements in earth-boring machines with new design and connections, including illustrations.
Date:
January 1, 1878
Creator:
Yarborough, William H.
System:
The Portal to Texas History
Improvement in Churns.
Patent for improvements in churns with specific improvements in dasher-rods and lids. This patent includes illustrations.
Date:
January 1, 1878
Creator:
Davis, Henry T.
System:
The Portal to Texas History