Grading-Machine. (open access)

Grading-Machine.

Patent for improvement in grading machines in which the speed of the drum, the speed of the drive wheels and the distance of the axis of the drive wheels can all be adjusted. Illustration is included.
Date: October 14, 1913
Creator: Foley, Charles H.
System: The Portal to Texas History
Improvement in Churning-Machines (open access)

Improvement in Churning-Machines

Patent for improvement in mechanisms in operating churns. Includes a crank wheel and spindles for churning, as well as a better balanced upright position.
Date: October 14, 1879
Creator: Haile, James T.
System: The Portal to Texas History