Automatic Mail-Bag Catcher and Deliverer (open access)

Automatic Mail-Bag Catcher and Deliverer

Patent for an automatic mailbag catcher and deliverer. Illustrations included.
Date: February 20, 1912
Creator: Koch, Rudolph
System: The Portal to Texas History
Machine for Picking and Cleaning Cotton. (open access)

Machine for Picking and Cleaning Cotton.

Patent for a new machine for picking and cleaning cotton with all its specifications.
Date: April 2, 1912
Creator: Johnson, Billie
System: The Portal to Texas History