Resource Type

Railway-Switch (open access)

Railway-Switch

Patent for a railway switch.
Date: February 22, 1910
Creator: Shellenberger, Samuel L.
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for a cultivator, which has an adjustable shovel tooth.
Date: February 1, 1910
Creator: Upshaw, Foy
System: The Portal to Texas History