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Improvement in Cotton-Presses. (open access)

Improvement in Cotton-Presses.

Patent for a cotton press that is constructed using fewer parts than other models. Includes instructions and illustrations.
Date: August 30, 1870
Creator: Knowles, William Wadsworth
System: The Portal to Texas History
Improvement in Shackles. (open access)

Improvement in Shackles.

Patent for a shackle for the hands and feet that is designed to prevent the use of objects in order to escape.
Date: September 30, 1870
Creator: Belcher, Melvin Anderson & Perrenot, George Francis
System: The Portal to Texas History