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    • 1953-Apr

    Artist's rendering of the continuous digester system used at the Hercules Powder Company plant in Hopewell, Virginia. The continuous digester system was likely used to process cellulosic fibrous materials, such as…

    • 1951

    General view of the production of carboxymethyl cellulose (CMC) at the Hercules Powder Company plant in Hopewell, Virginia. Also known as cellulose gum or tylose powder, CMC is a cellulose derivative commonly used as a…

    • 1951

    Close-up view of a Fourdrinier machine in use at the Hercules Powder Company plant in Hopewell, Virginia. Per notations accompanying the photograph, this Fourdrinier machine was used to dewater sheets of so-called…

    • 1951

    General view of an automatic banding machine in use in the Cellulose Department at the Hercules Powder Company plant in Hopewell, Virginia. The employees visible in the photograph are identified as Leroy Brown and John…

    • 1951

    General view of bales of cotton linters (short fiber residues left on the cottonseed after the longer staple, aka the "lint" fibers, are removed by ginning) in storage at the Hercules Powder Company plant in Hopewell,…

    • 1951

    Two views of employee Paul F. Brown feeding raw cotton linters (short fiber residues left on the cottonseed after the longer staple, aka the "lint" fibers, are removed by ginning) into a bale breaking machine in the…

    • 1940s

    Two views of an unidentified employee adjusting the Stern Shredder machine at the Hercules Powder Company plant in Hopewell, Virginia. The shredder was used to process linter sheets of cellulosic fibrous materials, such…

    • 1940s

    General view of an unidentified employee inspecting the Hydrochloride Rotary System at the Hercules Powder Company plant in Hopewell, Virginia. The system was likely used during the production of so-called "chemical…

    • 1940s

    General view of an unidentified employee inspecting the control board for a Solvent Recovery system at the Hercules Powder Company plant in Hopewell, Virginia. Per notations accompanying the photograph, the system was…

    • 1945-Mar

    Interior view of a Hercules Powder Company linter pilot plant in Hopewell, Virginia, with view of a small digester and wash tubs. The pilot plant was likely designed as a facility for the removal of short fibers from…

    • 1945-Mar

    Two views of the Fourdrinier No. 2 Paper Machine in use at the Hercules Powder Company plant in Hopewell, Virginia. The Fourdrinier machine was used to dewater sheets of so-called "chemical cotton," purified cellulose…

    • 1945-Mar

    General view of employee W.L. Caricofe, Jr. discharging loose pulp from a dryer at the Hercules Powder Company plant in Hopewell, Virginia. The loose pulp dryer was likely used to process cellulosic fibrous materials,…

    • 1945-Mar

    Detail view of the side of a paper machine used in the production of so-called "chemical cotton" at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified cellulose obtained from…

    • 1945-Mar

    Close-up view of sheets of so-called "chemical cotton" moving through a Layboy No. 2 Paper Machine at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified cellulose obtained from…

    • 1945-Mar

    General view of employee Johnnie Shands loading bales of so-called "chemical cotton" onto a skid at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified cellulose obtained from…

    • 1945-Mar

    General view of employee H.M. McClure discharging sheets of so-called "chemical cotton" from a Layboy No. 2 Paper Machine at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified…

    • 1945-Mar

    General view of employee Andrew Roberts operating pulping equipment at a Hercules Powder Company pilot plant in Hopewell, Virginia. This pulping equipment was likely used to produce dissolving pulp, also known as…

    • 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…

    • 1940s

    Close-up view of several stacks of so-called "chemical cotton" manufactured at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified cellulose obtained from raw cotton linters, is…

    • 1940s

    Close-up view of a stock of ethyl cellulose manufactured at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by Hercules was commonly purchased by a variety of public and private…

    • 1940s

    General view of an unidentified employee examining a control panel used in the production of ethyl cellulose at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by the Hercules…

    • 1940s

    General view of an unidentified employee examining a control panel used in the production of ethyl cellulose at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by the Hercules…

    • 1940s

    Close-up view of an unidentified employee removing a sample of ethyl cellulose from a machine at the Hercules Powder Company plant in Hopewell, Virginia. Per notations accompanying the photograph, the sampling was one…

    • 1940s

    Close-up view of ethyl cellulose being transferred to a storage bin at the Hercules Powder Company's Ethyl Cellulose plant in Hopewell, Virginia. The employee visible in the photograph is unidentified. Ethyl cellulose…

    • 1940s

    General view of the still room at the Hercules Powder Company's Ethyl Cellulose plant in Hopewell, Virginia, with view of assorted distillation apparatus and control panels. The employee visible in the photograph is…