Search Results
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Beckman Model NV-1, Type DP-3 Decade Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Commercial Photographic Company
- Subject Potentiometer, Beckman Instruments, Inc.
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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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Beckman Model 762 Oxygen Analyzer
- 1954 – 1969
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 Hesketh, Dean D.
- Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Beckman Instruments, Inc.
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Helipot Division – Miscellaneous products
- 1950s
The Helipot Corporation was founded during World War II by Arnold O. Beckman of Beckman Instruments (at that time still National Technical Laboratories) to keep up with the demand for Beckman's reliable dial, also…
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Portrait of John Van Nostrand Dorr (1872-1962)
- 1950s
Portrait of John Van Nostrand Dorr (1872-1962). In partnership with John Lundberg and A.D. Wilson, Van Nostrand Dorr owned the Lundberg, Dorr, & Wilson gold & silver mining operation in Terry, South Dakota. In 1916, he…
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Portrait of Henry Bohn Haas (1902-1987)
- 1950s – circa
Portrait of Henry Bohn Haas (1902-1987), a specialist in organic chemistry who is credited with the discovery of gas chromatography. Haas was born in Huntington, Ohio and received his doctorate from Ohio State in 1925.…
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Portrait of Howard Farkas (d. 1978)
- Circa 1958
Portrait of Howard Farkas (d. 1978). Farkas graduated from New York University in 1915 and was senior vice president and secretary of the U.S. Stoneware Co. He served as President of the Chemists' Club of New York from…
- Photographer Bachrach, Fabian
- Subject Farkas, Howard, d. 1978, Chemists, Portraits, Chemists' Club (New York, N.Y.)
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Letter from Charles Coulson to Harrison Shull, 1958
- 1958-Oct-15
Concerns receipt of reprint sent to Coulson by Shull.
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Letter from Robert S. Mulliken to Harrison Shull, 1958
- 1958-Jul-29
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists.
- Addressee Shull, Harrison
- Author Mulliken, Robert Sanderson
- Subject Shull, Harrison, Mulliken, Robert Sanderson, Chemists, Hyperconjugation, Nobel Prize winners, Physicists, Berry, R. Stephen
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Letter from Robert S. Mulliken to Harrison Shull, 1958
- 1958-Aug-07
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists.
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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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Workshop in an unidentified Beckman Instruments plant
- 1950s
Women assembling unidentified instruments at Beckman Instruments or one of its divisions.
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Berkeley Model 5602-20 Nuclear Scaler
- 1950s
General view of an unidentified woman, presumably a model, holding up component parts of a nuclear scaler produced by the Berkeley Division of Beckman Instruments. A scaler is an electronic instrument used to count…
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Helipot trimmers and resistors
- 1950 – 1969
Shown with a pen for scale. These were likely manufactured by the Helipot Division.
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First Day Cover commemorating Claude-Louis Berthollet
- 1958
Cachet and stamp depict Claude-Louis Berthollet. Cachet includes text describing Berthollet's contributions to water purification.
- Creator Of Work P.A.C.
- Engraver Combet, Jacques
- Subject Water--Purification, Postage stamps, France, Chemists, Postmarks, Commemorative postage stamps, Science on postage stamps, Cachets (Philately), First day covers (Philately), Berthollet, Claude-Louis, 1748-1822
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First Day Cover commemorating the 1958 World's Fair in Belgium
- 1958
Stamp printed in Belgium shows the Atomium and exposition emblem of the 1958 World's Fair in Brussels.
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German postage stamp commemorating Fritz Haber
- After 1950 – before 1995
Stamp depicts profile of Fritz Haber who received the Nobel Prize in Chemistry in 1918 for developing a process to synthesize ammonia from nitrogen and hydrogen gas, which allowed for the large-scale synthesis of…
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Peruvian postage stamp commemorating the centenary of the birth of Daniel Alcides Carrión García
- 1958
Peruvian postage stamp commemorating the centenary of the birth of Daniel Alcides Carrión García (1857-1885), a Peruvian medical student after whom Carrion's disease is named. The stamp depicts Saint Martin de Porres…
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Portrait of Arnold O. Beckman (1900-2004)
- 1958
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical instruments with National Technical Laboratories,…
- Photographer Raeburn, Jean
- Subject Scientists--Portraits, Beckman, Arnold O.
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Portrait of Arnold O. Beckman (1900-2004)
- 1958
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical instruments with National Technical Laboratories,…
- Photographer Raeburn, Jean
- Subject Scientists--Portraits, Beckman, Arnold O.
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Clyde Moe operating RCA Model EMU electron microscope in Dow Chemical Company laboratory
- 1950s
General view of Clyde Moe operating a RCA Model EMU electron microscope in the Dow Chemical Company's Metallurgical Laboratory. Electron microscopes use a beam of accelerated electrons as a source of illumination and…
- Creator Of Work Dow Chemical Company
- Photographer Korling, Torkel
- Subject Employees, Laboratories, Microscopy, Microscopes, Dow Chemical Company, Scientific apparatus and instruments, Radio Corporation of America, Moe, Clyde
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Beckman Model D Oxygen Meter in use with an infant's incubator
- 1950s
Los Angeles County General Hospital nurse Mary Finlay is monitoring the oxygen levels of a prematurely born infant in an incubator, to provide just the right oxygen mixture. Too little oxygen has obvious repercussions,…
