Circa 1945 "DDT, Especially for Livestock and Poultry Farms" advertising brochure for Pratts Farm Building Spray (a 25% DDT Concentrate) and Pratts Fly Spray by the Pratt Food Company in Hammond, Indiana.

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Size: 2842px × 5008px
Photo credit: © Old Paper Studios / Alamy / Afripics
License: Licensed
Model Released: No

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