Resource Type

Improvement in Cotton-Condensers. (open access)

Improvement in Cotton-Condensers.

Patent to improve the compressing-roller design in a cotton gin, to keep the mechanisms from clogging. This is an addition to a previous patent by the same inventor that improved methods of cleaning the cotton. It includes an explanation with references, and illustrations.
Date: December 10, 1878
Creator: Donovan, John T.
System: The Portal to Texas History
Improvement in Cotton-Choppers. (open access)

Improvement in Cotton-Choppers.

Patent for an improved cotton-chopping machine, including illustrations.
Date: August 10, 1874
Creator: Burnham, Theodore C.
System: The Portal to Texas History