Resource Type
Counties
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Improvements in Wheel-Plows.
Patent for an improvement in riding attachment for plows.
Date:
September 21, 1875
Creator:
Flow, James
System:
The Portal to Texas History
Improvement in Adding-Machines.
Patent for an improved adding-machine design.
Date:
December 7, 1875
Creator:
Butt, Dennis, L. R.
System:
The Portal to Texas History