Search Results
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Postcard and French postage stamp commemorating Louis Pasteur
- After 1885 – before 1953
Postcard image is a reproduction of Finnish painter Albert Edelfelt's famed portrait "Pasteur Dans Son Laboratoire" [Pasteur In His Laboratory]. The portrait depicts Pasteur in his laboratory at the rue d'Ulm,…
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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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23 items
National Technical Laboratories company picnics
- 1940s
- 1946
- 1949
The bordered photograph featuring Coca-Cola bottles and ice buckets is dated 1949. The bordered photographs of children are dated 1946. The exact date of the photographs without white borders is unknown.
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National Technical Laboratories: Mission Street building, South Pasadena
- 1940s
This building at 820 Mission Street was the first built exclusively for National Technical Laboratories in 1940.
- Subject Buildings, Beckman Instruments, Inc.
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Lawrence Joseph Henderson (1878-1942)
- Circa 1940
Photograph of Lawrence Joseph Henderson (1878-1942). Henderson was a professor of biological chemistry at Harvard University and founder of the Laboratory of Physical Chemistry at Harvard Medical School, as well as the…
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Beckman IR-12 Spectrophotometer
- 1940s
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Letter from E. C. Kendall to Frank Stodola
- 1940-Dec-20
Concerns the biologic test of a 25 mg sample of material sent to Kendall from Stodola.
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Letter from Harold Urey to Frank Stodola
- 1940-Aug-19
Concerning appointment of Stodola as an Instructor at Columbia University.
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Letter from Frédéric Joliot-Curie to Jean Gerard
- 1940-Apr-10
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Unequalled for Precise Research and Analytical Work
- 1940s
This advertisement for the Model G pH meter highlights the different electrodes that could be used with it. The Model G was Beckman Instruments's first commercial pH meter.
Arnold Beckman invented his first pH meter in…
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Portrait of Leo Hendrik Baekeland (1863-1944)
- After 1920 – 1944
Portrait of Leo Hendrik Baekeland (1863-1944), inventor of Bakelite, the first fully synthetic plastic.
- Manufacturer Underwood & Underwood
- Subject Portrait photography, Inventors, Bakelite, Baekeland, L. H. (Leo Hendrik), 1863-1944, Plastics
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2 items
Pauling Oxygen Analyzer
- 1940s
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,…
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Interior of Beckman IR-1 Spectrophotometer
- 1940s
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Demonstration of a Beckman Model B Spectrophotometer
- 1940s
An unidentified man with a tattoo on his forearm has removed the case of a Model B DU Spectrophotometer in order to demonstrate its functions to three other (also unidentified) men.
The first Beckman Instruments DU…
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Dumbell part of Pauling Oxygen Meter
- 1940s
This glass dumbbell was key to the functioning of the Pauling Oxygen Meter, although production was tricky and originally required a human glass blower to shape the hollow ends of the tiny dumbbell with puffs of breath.…
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Professor Wohler
- After 1840 – before 1940
A half-length portrait of Friedrich Wöhler (1800–1882), a German chemist.
- Artist Cook, Conrad
- After L'Allemand, Conrad, 1809-1880
- Subject Wöhler, Friedrich, 1800-1882