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Saran film manufacturing at Dow Chemical Company
- 1951
General view of two unidentified employees at work in the Dow Chemical Company's saran film manufacturing facilities in Midland, Michigan. The employees are seen stretching a length of film between two rollers. During…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Industries, Dow Chemical Company, Plastics industry and trade, Machinery
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Saran film manufacturing at Dow Chemical Company
- 1951
General view of an unidentified employee at work in the Dow Chemical Company's saran film manufacturing facilities in Midland, Michigan. Saran plastic is seen passing through some type of bath or wash by virtue of a…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Industries, Dow Chemical Company, Plastics industry and trade, Machinery
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Saran bubbles at Dow Chemical Company
- 1951
General view of saran bubbles being extruded from rolling machines during the production of saran film at the Dow Chemical Company plant in Midland, Michigan. During production, the film passed through a series of…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Industries, Dow Chemical Company, Plastics industry and trade, Machinery
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Saran bubble at Dow Chemical Company
- 1951
General view of an unidentified employee inspecting a saran bubble as it is extruded from a machine during the production of saran film at the Dow Chemical Company plant in Midland, Michigan. During production, the film…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Industries, Dow Chemical Company, Plastics industry and trade, Machinery
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Research Laboratory at Althouse Chemical Company plant
- 1951
General view of the Research Laboratory at the Althouse Chemical Company plant in Reading, Pennsylvania showing various equipment and apparatus used for the production and testing of dyestuffs.
Based in Reading,…
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Research Laboratory at Althouse Chemical Company plant
- 1951
General view of the Research Laboratory at the Althouse Chemical Company plant in Reading, Pennsylvania showing various equipment and apparatus used for the production and testing of dyestuffs.
Based in Reading,…
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Production of cellulose gum at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Hercules Incorporated, Corporations, Cellulose, Machinery
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2 items
Paul F. Brown operating bale breaking machine at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Cotton, Polymers, Hercules Incorporated, Corporations, African Americans, Cellulose, African American men, Machinery, Brown, Paul F.
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Leroy Brown and John Williams operating automatic banding machine at Hercules Hopewell plant
- 1951
General view of Leroy Brown and John Williams operating an automatic banding machine in the Cellulose Department at the Hercules Powder Company plant in Hopewell, Virginia. Per notations accompanying the photograph, the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Cotton, Hercules Incorporated, Corporations, African Americans, Cellulose, African American men, Machinery, Brown, Leroy, Williams, John
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John Coleman operating roll rewinder at Hercules Hopewell plant
- 1951
General view of back tender John Coleman operating a roll rewinder in the Cellulose Department at the Hercules Powder Company plant in Hopewell, Virginia. Per notations accompanying the photograph, the roll rewinder was…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Cotton, Hercules Incorporated, Corporations, Cellulose, Machinery, Coleman, John
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Fourdrinier machine in use at Hercules Hopewell plant
- 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…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Chemical industry, Cotton, Hercules Incorporated, Corporations, Cellulose, Machinery
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Dow Chemical Company saran film manufacturing facilities
- 1951
General view of employees at work in the Dow Chemical Company's saran film manufacturing facilities in Midland, Michigan. Initially developed for the U.S. Army to wrap arms and equipment for transport during World War…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Industries, Dow Chemical Company, Plastics industry and trade, Machinery
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Donald Stevens operating sheet-making equipment at Hercules Hopewell plant
- 1951
Close-up view of laboratory operator Donald Stevens using a press to remove water from a sheet of so-called "chemical cotton," i.e. purified cellulose obtained from raw cotton linters, manufactured in the Cellulose…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Cotton, Hercules Incorporated, Corporations, Cellulose, Machinery, Stevens, Donald
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Extruder at Hercules Parlin plant
- 1951-May-01
Retouched photograph with a general view of an extruder used at the Hercules Powder Company plant in Parlin, New Jersey. Extruders were commonly used to process and shape a variety of raw materials produced at the…
- Creator Of Work Hercules Incorporated
- Photographer Bussa Studio
- Subject Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery
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Sunderman Model RCM14B1 Conductivity Bridge
- Circa 1950
Hardwood case with a leather handle and metal hinges and clasp; aluminium interior instrument panel has black finish; instructions on paper are inside the lid; the instrument panel features four black plastic knobs, two…
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Hand-crank Centrifuge, Babcock Milk Tester
- After 1900 – before 1950
A metal, hand-crank centrifuge with a three-pronged metal base. The base is painted a rusty red color and has been attached to a wooden board for stability. A long metal crank on the side of the base bends at a…
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28 items
Chemical Supplies Apparatus Chemicals Books
- After 1930 – before 1950
A catalog of chemical supplies and laboratory apparatus manufactured by the Reading Scientific Company. Contains a number of print illustrations depicting the company's products. The advertised supplies range from…
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Beckman Model G Glass Electrode pH Meter
- 1950
Self contained pH meter with wooden exterior; hinged top door opens to reveal meter face and inlaid paper instructions for use; the dial is calibrated from pH 0 to pH 13 in .1 pH divisions; porcelain enamel lined…
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Wood storage at Cliffs Dow sawmill in Marquette, Michigan
- 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…
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Wood storage at Cliffs Dow sawmill in Marquette, Michigan
- 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…
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Wood storage at Cliffs Dow sawmill in Marquette, Michigan
- 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…
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Weathering Room
- Circa 1949
General view of the Weathering Room at the Naval Air Experimental Station. Visible in the photograph is an Atlas Fade-o-meter and several accelerated weathering units used to evaluate the effects of stimulated service…
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2 items
Vertical retort and wood loading conveyor
- 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…
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Vertical retort and wood loading conveyor
- 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…
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Unloading of tensile sheet from mold
- Circa 1949
View of a worker removing a tensile sheet from a mold used in the hydraulic press at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The hydraulic press is a 200-ton capacity…