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    • 1955

    A brief, illustrated history of Tungsten, or wolfram, a rare metal first isolated by Swedish Pomeranian and German pharmaceutical chemist Carl Wilhelm Scheele (1742-1786) and Spanish chemists and brothers José…

    • 1949

    Pamphlet in the form of a children's alphabet book depicts the stages of death inflicted upon a grasshopper with the use of Toxaphene pesticides produced by Hercules Powder Company.

    Originally trademarked by the…