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Car-Coupling (open access)

Car-Coupling

Patent for an innovation in the combination and arrangement of parts for car-couplers including illustrations.
Date: August 7, 1900
Creator: Hawkins, David
System: The Portal to Texas History
Well Cleaning Machine. (open access)

Well Cleaning Machine.

Patent for a new well cleaning machine.
Date: April 24, 1900
Creator: Cowan, Elias H.
System: The Portal to Texas History