Description: Patent for improvements in poisons for prairie-dogs, a “chemical compositions adapted to destroy vermin and more particularly prairie-dogs; but it may also be used to destroy many other sorts of vermin, including birds and insects.” (Lines 12-16) Ingredients and instruction of how to mix this compound are included. No illustration.
Date: July 28, 1891
Creator: Staples, David W.
Item Type: Patent
Partner: UNT Libraries Government Documents Department