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Department Archives Remove constraint Department: Archives Place Virginia--Hopewell Remove constraint Place: Virginia--Hopewell Subject Laboratories Remove constraint Subject: Laboratories

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    • 1940s

    General view of an unidentified female employee using a pipette to transfer a solution into a laboratory apparatus at the Hercules Powder Company plant in Hopewell, Virginia. The Hopewell plant produced so-called…

    • 1945-Mar

    General view of employee Elizabeth Booth operating a hydraulic press in the Viscose Laboratory at a Hercules Powder Company pilot plant in Hopewell, Virginia. Several stacks of viscose, a semi-synthetic fiber, are…

    • 1951

    Close-up view of laboratory operator Percy L. Bell checking the composition of viscose solutions produced in the Cellulose Department at the Hercules Powder Company plant located in Hopewell, Virginia. The viscose…