Advertisement for Yarmor, a trademarked name for pine oil manufactured and sold by the Hercules Powder Company to increase the effectiveness and reduce the manufacturing costs of cattle spray insecticides. This advertisement was published in the July 1940 issue of Soap.
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified its business to encompass a variety of industrial products, including pine and paper chemicals, synthetics, pigments, polymers, and cellulose.
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|Public Domain Mark 1.0
Hercules Incorporated. “To Sell More Cattle Spray - Sell These Four Farmers.” 1940 Hercules Advertisements, 1940. Records of Hercules Incorporated, Volume 1940. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/2b88qc890.
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