Search Results
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The Smoothest Spread to Put on Bread
- 1948
Color print advertisement by the National Association of Margarine Manufacturers promoting the nutritive and economic value of margarine. The advertisement features several slices of bread, one spread with margarine,…
- Creator Of Work National Association of Margarine Manufacturers
- Subject Margarine--Marketing, Margarine, Advertising, Food industry and trade
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The Simple Headache
- 1948
Black and white print magazine advertisement for the Bayer Company featuring an aerial view image of Bayer's plant in Trenton, New Jersey, images of the interior of the manufacturing plant, and a timeline of the…
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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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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Jul-15
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists, discussing recent results on the study of benzene spectra by Shull.
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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Jun-04
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists, concerning living arrangements for Shull in Chicago.
- Addressee Shull, Harrison
- Author Mulliken, Robert Sanderson
- Subject Shull, Harrison, Mulliken, Robert Sanderson, Chemists, Illinois--Chicago, Nobel Prize winners, Physicists
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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Mar-29
Inquiry from Robert S. Mulliken to Harrison Shull on whether Shull has heard back from the National Research Fellowship Board.
- Addressee Shull, Harrison
- Author Mulliken, Robert Sanderson
- Subject Shull, Harrison, Mulliken, Robert Sanderson, Chemists, Nobel Prize winners, Physicists
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Letter from Detlev W. Bronk to Harrison Shull
- 1948-Mar-31
Concerns the awarding of a fellowship by the National Research Fellowship Board in the Natural Sciences to Shull.
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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Mar-01
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists, concerning possibility of appointing Shull as a Research Associate if he does not receive a National Research Fellowship.
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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Apr-06
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists, concerning awarding of a National Research Fellowship to Shull.
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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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Beckman Model B Spectrophotometer
- 1948
The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…
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Beckman Model B Spectrophotometer
- 1948
The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…
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First Day Cover commemorating George Washington Carver
- 1948-Jan-05
Philatelic First Day Cover honoring American agricultural scientist and inventor George Washington Carver (1864?-1943). The envelope features an illustrated rendering of Carver and the Tuskegee Institute, as well as a…
- Artist Boll, Ken
- Creator Of Work Cachet Craft
- Subject Postage stamps, African American scientists, Inventors, Carver, George Washington, 1864?-1943, Tuskegee Institute, Commemorative postage stamps, African Americans, Science on postage stamps, Cachets (Philately), Agricultural chemistry, Botanists, First day covers (Philately)
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Mark of a modern refinery...
- Circa 1948
This ad markets several Beckman instruments -- the Model R pH Indicator, the IR Spectrophotometer, and the DU Spectrophotometer -- for use in the oil refining industry.
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Beckman Model R pH meter
- 1942 – 1959
The Model R Industrial pH Meter was first produced in 1942, although this photograph was likely taken much later.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California…
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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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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.…