Search Results
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Helipot Motor Potentiometer
- 1960 – 1979
The photograph is not attributed, but the autumnal background and inscriptions are consistent with a series of component photographs taken by Photographers III.
Potentiometers regulate the flow of electricity, like the…
- Photographer Photographers III
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Cermet Potentiometer
- 1960 – 1979
The photograph is not attributed, but the autumnal background and inscriptions are consistent with a series of component photographs taken by Photographers III.
Potentiometers regulate the flow of electricity, like the…
- Photographer Photographers III
- Subject Potentiometer, Beckman Instruments, Inc.
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Woman taking notes at a table where a Beckman glucose analyzer sits
- 1970s
The Glucose Analyzer was developed by James Sternberg in 1969 and was one of several very successful medical testing and analysis instruments that Beckman Instruments produced in the 1970s. Its size, speed, and price…
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Beckman Radioimmunoassay, Model LS-230 Liquid Scintillation System
- 1970s
Radioimmunoassay is an assay technique used to measure concentrations of antigens by use of antibodies. This test often requires making antigens radioactive and is frequently used to measure hormones in blood.
- Photographer Photomation
- Subject Radioimmunoassay, Beckman Instruments, Inc.
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Beckman Radioimmunoassay, Model LS-230 Liquid Scintillation System
- 1970s
Radioimmunoassay is an assay technique used to measure concentrations of antigens by use of antibodies. This test often requires making antigens radioactive and is frequently used to measure hormones in blood.
- Photographer Photomation
- Subject Radioimmunoassay, Beckman Instruments, Inc.
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Beckman Radioimmunoassay, Model LS-230 Liquid Scintillation System
- 1970s
Radioimmunoassay is an assay technique used to measure concentrations of antigens by use of antibodies. This test often requires making antigens radioactive and is frequently used to measure hormones in blood.
- Photographer Photomation
- Subject Radioimmunoassay, Beckman Instruments, Inc.
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Beckman Model LS-230 Liquid Scintillation Counter and Digitoxin Radioimmunoassay
- 1970s
Liquid scintillation counters measure the radioactivity of a sample by mixing the sample with a solvent containing a scintillator, which will emit photons in the presence of radioactive materials. The counter measures…
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Beckman Radioimmunoassay, Model LS-230 Liquid Scintillation System
- 1970s
Radioimmunoassay is an assay technique used to measure concentrations of antigens by use of antibodies. This test often requires making antigens radioactive and is frequently used to measure hormones in blood.
- Photographer Photomation
- Subject Radioimmunoassay, Beckman Instruments, Inc.
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Cliffs Dow plant in Marquette, Michigan
- After 1934 – before 1970
General view of a section of the exterior 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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Aerial view of Dow Corporate Center
- 1970s
Aerial view of the Dow Chemical Company Corporate Center located in Midland, Michigan.
- Creator Of Work Dow Chemical Company
- Subject Aerial views, Dow Chemical Company, Corporations, Aerial photographs
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Cliffs Dow plant in Marquette, Michigan
- After 1934 – before 1970
General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan, showing several large storage tanks and two unidentified individuals. Seeking a source of raw material…
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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 exterior 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 exterior 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 exterior 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 exterior 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 exterior 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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Cliffs Dow plant in Marquette, Michigan
- After 1934 – before 1970
General view of a section of the exterior 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 exterior 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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Beckman Model C2 Oxygen Analyzer
- 1960 – 1979
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…
- Photographer Armstrong & Hess
- Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Beckman Instruments, Inc.
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Beckman Model BCM-400 Blood Chemistry Monitor
- Circa 1970
The instrument monitors pH, partial pressure of carbon dioxide, partial pressure of oxygen, and temperature. It sits before what appears to be a paper backdrop taped in place.
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Blood Chemistry Monitor in use
- Circa 1970
The instrument, probably Model BCM-400, is consulted by a man taking notes in the foreground. In the background, three other men perform surgery on an animal.
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Beckman KLiNa Flame Photometer
- 1970s
Beckman introduced the KLiNa Flame System, a flame photometer with attached diluter and printer, in 1971. Flame photometers determine the presence and concentration of some metal ions in a substance by exposing the…
- Photographer Maddocks, J. H.
- Subject Scientific apparatus and instruments, Flame photometry, Beckman Instruments, Inc.
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Beckman Model 25 Spectrophotometer
- 1970s
Beckman's foray into ultraviolet spectroscopy began in 1940, when the company (then called National Technical Laboratories) produced the DU prototype. The double-beam Model 25 was introduced in the early 1970s.