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Start Over You searched for: Date 1956 Remove constraint Date: <span class="single" data-blrl-single="1956">1956</span>-
3 items
Beckman Model E Ultracentrifuge Rotor
- 1950s
Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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2 items
Series Sixty student microscope
- 1955 – 1960
American Optical Corporation Sixty student model monocular microscope features American Optical Spencer objective lenses.
American Optical Corporation was a successor to the Spencer Lens Company, founded by Charles…
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Styron belt at Dow Chemical Company facility
- 1950s
General view of employees examining a Styron belt (also known as a ribbon) as it is extruded from a machine in the Styron manufacturing facilities at the Dow Chemical Company plant located in Midland, Michigan. Per…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Extrusion process, Dow Chemical Company, Corporations, Plastics--Extrusion, Plastics industry and trade, Machinery
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Dow Chemical Company Styron manufacturing facilities
- 1950s
General view of unidentified employees at work in the Styron manufacturing facilities at the Dow Chemical Company plant located in Midland, Michigan. A Styron belt (also known as a ribbon) is visible being extruded from…
- Creator Of Work Dow Chemical Company
- Subject Plastics, Employees, Extrusion process, Dow Chemical Company, Corporations, Plastics--Extrusion, Plastics industry and trade, Machinery
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"Omega" manual breast reliever with red bulb
- After 1920 – before 1959
Glass tube with a collecting reservoir that opens into a funnel (or breast piece). Round red rubber bulb attached to one end of the glass. Stamp in black ink on red bulb reads "Ingram's/'Omega'/London."
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Manual breast pump with black bulb
- After 1920 – before 1959
Glass tube with a collecting reservoir that opens into a funnel (or breast piece). Round black rubber pump attached to one end of the glass.
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Delores Horne analyzing weed killer in Dow Analytical Laboratory
- 1950s
General view of chemist Delores Horne analyzing the active constituent of a weed killer in the Dow Chemical Company's Analytical Laboratory located in Midland, Michigan. Per a notation accompanying the photograph, Ms.…
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Ray Kent conducting high polymer study at Dow Plastics Production Laboratory
- 1956-Jun-13
General view of Ray Kent checking a polymer operation at the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical Research Laboratory, the Plastics Production…
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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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Zefran Textile Research Laboratory
- 1956
General view of an unidentified employee examining a bobbin from a drawtwister used for the production of Zefran, an acrylic fiber, at the Dow Chemical Company's Textile Research Laboratory located in Pittsburg,…
- Creator Of Work Dow Chemical Company
- Subject Employees, Laboratories, Dow Chemical Company, Machinery, Acrylic fibers
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Dow Chemical Company Glycol plant
- 1950s
General view of the interior of a section of the Dow Chemical Company Glycol plant located in Midland, Michigan.
- Creator Of Work Dow Chemical Company
- Subject Employees, Industries, Glycols, Dow Chemical Company, Machinery
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Apparatus at U.S. Department of Agriculture facility
- 1950s
General view of an unidentified apparatus, possibly a hopper or type of granulation equipment, at an unidentified U.S. Department of Agriculture facility, likely the U.S.D.A.'s Agricultural Engineering Laboratory. Three…
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U.S. Department of Agriculture drillability apparatus
- 1950s – circa
General view of a drillability apparatus with fertilizer hoppers, a starwheel, and rotating plate mechanism at an unidentified U.S. Department of Agriculture facility.
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Stokes Tablet Press at Agricultural Engineering Laboratory
- 1950s
General view of a Stokes Tablet Press at the U.S. Department of Agriculture's Agricultural Engineering Laboratory facility. A tablet press is a mechanical device that compresses granulated material into tablets or…
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Interior view of fertilizer apparatus
- 1950s
Close-up view of the interior of an apparatus likely used for the manufacture and/or testing of fertilizer at an unidentified U.S. Department of Agriculture facility.
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2 items
Students' Potentiometer
- 1950s
Potentiometers are used to measure electromotive force (emf) by balancing it with a known emf. The concept was first developed in 1841 by J. C. Poggendorff and improved throughout the 19th century by Latimer Clark and…
- Manufacturer Leeds and Northrup Company
- Subject Potentiometer, Leeds and Northrup Company
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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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Evelyn Photoelectric Colorimeter
- 1950 – 1959
Wooden box with metal instrument panel on top; four small black rubber feet on bottom; front of wooden box contains printed instructions and folds down to show inside of instrument; rectangular wooden area attached to…
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Autoclave at the Aeronautical Materials Laboratory
- 1950s – circa
General view of an autoclave, used for the fabrication of plastics, at the Naval Air Engineering Center's Aeronautical Materials Laboratory. In the foreground, Laboratory Technical Director J. Hartley Bowen, Jr.…
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Rubber Laboratory at the Naval Air Material Center
- 1956-Jul-20
General view of the rubber extruder in the Rubber Laboratory at the Naval Air Material Center. Chemist C.P. Yarnall (center) and two unidentified men are seen removing material from the extruder and coiling it around a…