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Improvement in Cotton-Sprinklers

Description: Patent for Improvements to cotton-sprinklers that provides "effective distribution of poisonous liquids upon cotton-plants, for the purpose of destroying the cotton-worm or other destructive insects." (lines 15-18) Includes instructions and illustration.
Date: November 11, 1879
Creator: Schier, John
Partner: UNT Libraries Government Documents Department

Fumigating Apparatus for Exterminating Insects.

Description: Patent for ant extermination device. Injects gas into the entrance of (primarily) ant or insect nests.
Date: March 11, 1879
Creator: Mueller, Onno
Partner: UNT Libraries Government Documents Department
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