Search Results
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Two models standing on plank of Styrofoam
- 1949
View of two female models standing on a plank of Dow Chemical Company Styrofoam to demonstrate the product's sturdiness and durability. Several boxes of Styrofoam products are visible in the background.
Invented in…
- Contributor Dow Chemical Company
- Subject Dow Chemical Company, Women in advertising, Foam, Advertising, Polystyrene, Women employees
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Model lifting Styrofoam log
- 1949
View of a female model lifting a log of Dow Chemical Company Styrofoam over her head to demonstrate the product's buoyant and lightweight properties. Several stacks of Styrofoam logs are visible in the background.
…- Contributor Dow Chemical Company
- Subject Dow Chemical Company, Women in advertising, Foam, Advertising, Polystyrene
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Guide to replacing absorption cell windows in Beckman IR spectrophotometer
- 1949-Mar-17
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…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Spectrophotometer, Infrared spectroscopy, Beckman Instruments, Inc.
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Beckman Pocket Dosimeters: Operating & Maintenance Instructions
- Bulletin 206
- Circa 1949
The Pocket Dosimeter was designed to be a portable radiation monitoring system, carried by people to protect themselves against gamma and x-ray exposure.
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Radiation dosimetry, Radiation, Dosimeters, Beckman Instruments, Inc.
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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.…
