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Steam Vulcanizer in the Rubber Compounding and Processing Laboratory
- Circa 1949
General view of the Steam Vulcanizer in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. Also known as an autoclave, the vulcanizer was use to cure, i.e. toughen or harden polymer…
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Sawmill at Cliffs Dow plant in Marquette, Michigan
- 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,…
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Sawmill at Cliffs Dow plant in Marquette, Michigan
- 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…
- Creator Of Work Dow Chemical Company
- Subject Wood distillation, Industries, Dow Chemical Company, Cleveland-Cliffs Iron Company, Sawmills, Machinery
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Rubber Compounding and Processing Laboratory
- Circa 1949
General view of the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station's Aeronautical Materials Laboratory. Two workers and an assortment of machinery and scientific apparatus, including…
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Rubber Compounding and Processing Laboratory
- Circa 1949
General view of the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station's Aeronautical Materials Laboratory. Two workers and an assortment of machinery and scientific apparatus, including…
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Physical Properties Laboratory
- Circa 1949
General view of the Physical Properties Laboratory at the Naval Air Experimental Station showing assorted equipment used for the evaluation of rubber and rubber-like materials. Machinery and apparatus used in the…
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Oxygen and Air Aging Bomb
- Circa 1949
General view of the Emerson Oxygen Aging apparatus, with two bombs, housed in the Naval Air Experimental Station's Oven and Accelerated Aging Room. Located inside a shelter within the aging room, this apparatus and…
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Mogul Mixer for sealants and adhesives
- Circa 1949
General view of the Mogul Experimental Mixer used in the Naval Air Experimental Station's Sealants and Adhesives Laboratory. Equipped with "Z" type agitators and a tilting chamber fitted with a removable,…
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Mixing Mill at the Rubber Compounding and Processing Laboratory
- Circa 1949
View of the mixing mill used in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. The mill is an Adamson 6" by 16" two-roll machine powered by a 7 1/2 H.P. motor with chain drive.…
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Lumetron Photoelectric Colorimeter Model 400-A
- 1940s
Electric-powered meter with instructions housed in wooden box. Movable components within box: two (2) slide glass filters (1 with red, green, and blue slides; 1 with orange, green, and blue slides); one (1) encasing to…
- Manufacturer Photovolt Corporation
- Subject Colorimetry--Instruments, Photovolt Corporation
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Latex mixers and stirrers
- Circa 1949
Assorted latex mixers and stirrers used in the Naval Air Experimental Station's Latex and Chemical Laboratory to mechanically froth, foam, and mix latex. The machines depicted in the photograph are identified as follows…
- Creator Of Work Naval Air Experimental Station, United States. Navy
- Subject Scientific apparatus and instruments, Latex, Machinery
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Latex and Chemical Laboratory
- Circa 1949
General view of the Latex and Chemical Laboratory at the Naval Air Experimental Station. An assortment of laboratory glassware, apparatus, and instruments used for various phases of experimental and developmental work…
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Interior view of Hercules Hopewell plant
- 1940s
General view of the interior of a portion of the Hercules Powder Company plant facilities in Hopewell, Virginia, with view of assorted industrial apparatus and machinery and several unidentified employees. The Hopewell…
- Creator Of Work Hercules Incorporated
- Subject Employees, Chemical industry, Scientific apparatus and instruments, Hercules Incorporated, Corporations, Cellulose, Machinery
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Incorporation of ingredients with rubber stock
- Circa 1949
View of chemist adding unidentified ingredients to rubber stock in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. The primary purpose of the laboratory was the production of…
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Hydraulic Press in the Rubber Compounding and Processing Laboratory
- Circa 1949
General view of the hydraulic press in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This unit is a 200-ton capacity Williams-White Moline machine equipped with three 24" x 24"…
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Hot pond and sawmill conveyor at Cliffs Dow plant
- 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…
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Goodrich Flexometer
- Circa 1949
General view of the Goodrich Flexometer used in the Naval Air Experimental Station's Dynamic Test Laboratory. The flexometer was used to determine the heat build-up and hysteresis characteristics of rubber specimens…
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Final blending by passing stock through rolls endwise
- Circa 1949
View of a worker passing rubber stock through the mixing mill at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. At the laboratory, the mill was used to mix rubber stocks or warm mixed…
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Extrusion of a half-inch diameter hose on tuber
- Circa 1949
View of a worker holding a piece of rubber tubing as it is extruded from the tuber machine in the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. This tuber, a variable speed H.P. Royle…
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Engineers calendering experimental stocks of rubber
- Circa 1949
View of two engineers, Stanley Bilker (background) and Ralph Harper (foreground), operating the calender sheeting machine at the the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The…
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Employees operating Stern Shredder at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Cotton, Hercules Incorporated, Corporations, Cellulose, Machinery
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Employee working with ethyl cellulose at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Subject Employees, Chemical industry, Ethylcellulose, Hercules Incorporated, Corporations, Cellulose, Machinery
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Employee using band saw at Cliffs Dow plant
- 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…
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Employee inspecting treating tubs at Hercules Hopewell plant
- 1940s
General view of an unidentified female employee inspecting a treating tub used to purify ethyl cellulose at the Hercules Powder Company plant in Hopewell, Virginia. The Hopewell plant commonly produced ethyl cellulose,…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Hercules Incorporated, Corporations, Cellulose, Women employees, Machinery
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Employee inspecting solvent recovery system at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Hercules Incorporated, Corporations, Cellulose, Machinery