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Subject Salt Remove constraint Subject: Salt Subject Dow Chemical Company Remove constraint Subject: Dow Chemical Company

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    • 1891 – 1893

    Letter copying book containing accounting reports and business correspondence of Herbert H. Dow as head of the Midland Chemical Company, 1891-1893. The Midland Chemical Company was Dow's second commercial venture, and…

    • 1940s

    General view of a brine well at the Dow Chemical Company facilities in Midland, Michigan. Also known as salt wells, brine wells are used to extract salt from subterranean caverns or deposits for use in a variety of…

    • 1949

    General view of a brine well at the Dow Chemical Company facilities in Midland, Michigan. Also known as salt wells, brine wells are used to extract salt from subterranean caverns or deposits for use in a variety of…