The extensive collection of Hercules advertising materials, covering the years 1913 through 1952, documents the company's growth as a major manufacturer of chemical products. A portion of the 1930 edition is digitized here with content covering a range of explosives and naval stores products, including turpentine, pine oil, and rosins.
Hercules Incorporated. “1930 Hercules Advertisements,” 1930. Records of Hercules Incorporated, Volume 1930. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/ht24wk25s.
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