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Subject Mines and mineral resources Remove constraint Subject: Mines and mineral resources Subject Mineral industries Remove constraint Subject: Mineral industries Date 1935 to 1939 Remove constraint Date: <span class='from'>1935</span> to <span class='to'>1939</span>

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    • 1937

    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…

    • 1937

    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…

    • 1937

    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…