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Subject Machinery Remove constraint Subject: Machinery

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    • 1958-Jun-20

    Close-up view of a Plexiglas auger (a type of drilling device or drill bit) manufactured at an unidentified Rohm and Haas Company facility.

    The Rohm and Haas Company was founded in 1907 in Esslingen, Germany through…

    • 1958-Jun-20

    General view of the production of a Plexiglas auger (a type of drilling device or drill bit) at an unidentified Rohm and Haas Company facility. The employee visible in the photograph is also unidentified.

    The Rohm and…

    • circa 1960-Jul

    General view of several employees using a crane to move a heat treatment tank in preparation for the expansion of rosin-making facilities at the Hercules Powder Company plant in Brunswick, Georgia. One of two Hercules…

    • circa 1960-Jul

    General view of safety inspector John Cloer at work in the foam house at the Hercules Powder Company plant in Brunswick, Georgia, with view of assorted fire-fighting and fire-suppression apparatus. One of two Hercules…

    • circa 1960-Jul

    General view of boilermaker Hubbie H. Hattaway operating an acetylene cutting torch in the machine shop at the Hercules Powder Company plant located in Brunswick, Georgia. Per notations accompanying the photograph, the…

    • circa 1960-Jul

    General view of Stan Fenelon (left), Pexite rosin and refinery supervisor, and Clarence Darley (right), day relief operator, examining the rosin solution evaporator apparatus at the Hercules Powder Company plant in…

    • circa 1960-Jul

    General view of employee Edward Newmans clearing spent wood chips from an extractor tank at the Hercules Powder Company plant in Brunswick, Georgia. One of two Hercules plants specializing in naval stores, the Brunswick…

    • 1955-Aug

    General view of a Triton kettle located in Building 26 of the Rohm and Haas Company chemical manufacturing plant in Bridesburg, a neighborhood located along the Delaware River in the Northeast section of Philadelphia,…

    • 1949

    Two views of the vertical retort and wood loading conveyor at the Cliffs Dow wood sawmill and distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the…

    • 1949

    General view of a section of the wood storage at the Cliffs Dow sawmill and wood distillation plant located in Marquette, Michigan. The employee visible in the photograph is unidentified.

    Seeking a source of raw…

    • 1949

    General view of an unidentified employee standing on top of a pile of logs at the Cliffs Dow sawmill and wood distillation plant located in Marquette, Michigan. An Insley Excavator is visible on the right-hand side of…

    • 1949

    General view of an unidentified employee standing on top of a pile of logs at the Cliffs Dow sawmill and wood distillation plant located in Marquette, Michigan. An Insley Excavator is visible on the left-hand side of…

    • 1949

    Elevated view of the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan taken from the perspective of the vertical retort, with view of wood storage in background. Seeking a source of raw…

    • 1949

    General view of three unidentified employees poling and transferring logs from a hot pond to the washer and sawmill conveyor at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Invented around…

    • 1949

    General view of the vertical retort and wood loading conveyor at the Cliffs Dow sawmill and wood distillation plant located in Marquette, Michigan. Providing a sense of scale, two unidentified employees are visible in…

    • 1949

    General view of an unidentified employee loading logs into a machine in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic,…

    • 1949-Jun

    General view of an unidentified employee filing a band saw in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose,…

    • 1949

    General view of an unidentified employee feeding cants (logs with one or more squared sides) into a band saw in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of…

    • 1949

    General view of an unidentified employee filing circular saws in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic,…

    • 1957-Mar-12 – 1957-Mar-15

    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…

    • 1957-Mar-12 – 1957-Mar-15

    General view of an unidentified employee loading packages of so-called "chemical cotton" into a boxcar at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified cellulose obtained…

    • 1957-Mar-12 – 1957-Mar-15

    General view of a control panel used to manage the continuous bleaching operation, part of the production of so-called "chemical cotton," at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a…

    • 1957-Mar-12 – 1957-Mar-15

    Two views of an unidentified employee operating the control panel on an autoclave used to process ethyl cellulose manufactured at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by…

    • 1957-Mar-12 – 1957-Mar-15

    General view of an unidentified employee operating a loose pulp dryer at the Hercules Powder Company plant in Hopewell, Virginia. The loose pulp dryer was likely used to process cellulosic fibrous materials, such as…

    • 1957-Mar-12 – 1957-Mar-15

    General view of an unidentified employee washing so-called "chemical cotton" as part of the continuous bleaching process at the Hercules Powder Company plant in Hopewell, Virginia. Chemical cotton, a type of purified…