Resource Type

Car-Ventilating System. (open access)

Car-Ventilating System.

Patent for a railroad car ventilating system that does require opening the windows.
Date: February 14, 1911
Creator: Shanley, Michael H.
System: The Portal to Texas History
Process for Tanning Hides. (open access)

Process for Tanning Hides.

Patent for a novel process of tanning hides of various animals.
Date: February 19, 1918
Creator: Moore, Rufus N.
System: The Portal to Texas History