Resource Type

Irrigating System. (open access)

Irrigating System.

Patent for an irrigation system that has lockable valves and will not freeze in the winter.
Date: July 18, 1911
Creator: McCrimmon, John D.
System: The Portal to Texas History
Cotton Picker. (open access)

Cotton Picker.

Patent for a cotton picker with a power-driven vacuum for picking cotton and delivering it to a receptacle, including instructions and illustrations.
Date: August 18, 1914
Creator: Cunningham, Matthew G.
System: The Portal to Texas History