Resource Type

Boll-Weevil Exterminator (open access)

Boll-Weevil Exterminator

Patent for an air suctioning instrument that exterminates boll-weevil and other insects that infest cotton crops. Illustrations included.
Date: May 29, 1917
Creator: Goar, Robert Keith
System: The Portal to Texas History
Vending-Machine (open access)

Vending-Machine

Patent for a vending machine designed to dispense liquids, including illustrations.
Date: August 14, 1917
Creator: Elder, Thomas Jefferson
System: The Portal to Texas History