Canfield coal-oil pan

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The Canfield pan was a simple and effective locust extermination device. A flat pan was filled with coal tar or kerosene, and dragged over the surface of a locust infested field. Locusts would panic and jump into the pan, falling into the kerosene/tar, and die.


Report of the Commissioner of Agriculture for the year 1877 (Washington, District of Columbia: Government Printing Office, 1878) Plate VII, after page 264


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