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Start Over You searched for: Date 1949 Remove constraint Date: <span class="single" data-blrl-single="1949">1949</span>-
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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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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Extruder in use at Hercules Parlin plant
- 1949-Jan
Close-up view of an extruder in use in the Plastics Laboratory 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 Rittase, William M., 1894-1968
- Subject Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery
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J.P. Deran working with molded cellulose materials at Hercules Parlin plant
- 1949-Jan
General view of operator J.P. Deran removing injection molded cellulose materials from a 4-ounce Reed Prentice molding apparatus at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Plastics--Molding, Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Injection molding of plastics, Machinery, Cellulose, Deran, J.P.
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Take-off jig at Hercules Parlin plant
- 1949-Jan
Close-up view of the take-off jig used to control extruded shapes on a National Rubber 2-inch extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery, Ethylcellulose
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Employee using extruder at Hercules Parlin plant
- 1949-Jan
Close-up view of an unidentified employee pouring raw material into the hopper of an extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The material is subsequently extruded…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery
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L.F. Strugala using two-roll mill at Hercules Parlin plant
- 1949-Jan
Close-up view of operator L.F. Strugala using a two-roll mill in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the two-roll mill was used…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Strugala, L.F.
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Extruder in use at Hercules Parlin plant
- 1949-Jan
Close-up view of the take-off jig used to control extruded shapes on a National Rubber 2-inch extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery, Ethylcellulose
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J.P. Drew operating milling cutter at Hercules Parlin plant
- 1949-Jan
Close-up view of J.P. Drew operating a milling cutter used in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the cutter was used to cut…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Plastics, Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Plastics--Testing, Drew, J.P.
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L.F. Strugala using two-roll mill at Hercules Parlin plant
- 1949-Jan
Close-up view of operator L.F. Strugala using a two-roll mill in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the two-roll mill was used…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Strugala, L.F.
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Cliffs Dow plant in Marquette, Michigan
- After 1934 – before 1970
General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…
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Cliffs Dow plant in Marquette, Michigan
- After 1934 – before 1970
General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…
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5 items
Bausch & Lomb Duboscq Type Colorimeter
- 1940s
A: Cast iron base attached to a sloping cast iron upright supporting the reader, prisms, sample cups, plungers, and a mechanism for raising and lowering the sample cups; two metal knobs control the height of the sample…
- Manufacturer Bausch & Lomb Optical Company
- Subject Bausch & Lomb Optical Company, Colorimetry--Instruments, Colorimetry
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Double flask for demonstrating anaerobic fermentation
- 1939 – 1967 (Date span attributed to photograph)
Photograph of a double flask used by French biologist, microbiologist, and chemist Louis Pasteur (1822-1895) to demonstrate anaerobic fermentation, as displayed at the Pasteur Institute in Paris. Per notations…
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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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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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Dynamic Test Laboratory at the Naval Air Experimental Station
- Circa 1949
General view of the Dynamic Test Laboratory at the Naval Air Experimental Station showing forced vibration machines and other equipment used to test rubber articles produced at the Station under simulated service…
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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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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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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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Electronically controlled constant rate of load tensile machine
- Circa 1949
General view of an electronically-controlled constant rate of load tensile machine used in the Naval Air Experimental Station's Physical Properties Laboratory. Tensile machines are commonly used to subject materials…
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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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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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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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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…