Improvement in Compounds for Destroying Insects on Plants. (open access)

Improvement in Compounds for Destroying Insects on Plants.

Patent for a “combination of flour and cotton-seed meal with paris green, for the destruction of cotton-worms or caterpillars, and other pestiferous insects” (lines 47-50).
Date: May 26, 1874
Creator: Royall, William B.
System: The Portal to Texas History