1 Matching Results

Results open in a new window/tab.

Improvement in Machines for Destroying Insects. (open access)

Improvement in Machines for Destroying Insects.

Patent for "new and useful improvements in insect destroyers and more particularly to that class especially adapted to the extermination of boll-weevils" (lines 9-12) including instructions and illustrations.
Date: December 29, 1914
Creator: Nail, Louis L.
System: The Portal to Texas History