Search Results
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Gordon Research Conference on Radiation Chemistry, 1957
- 1957-Jun-29
Group photograph of attendees at the Gordon Research Conference on Radiation Chemistry held in June 1957.
- Creator Of Work Gordon Research Conferences
- Subject Gordon Research Conferences, Portraits, Group, Congresses and conventions
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2 items
Students' Potentiometer
- 1950s
Potentiometers are used to measure electromotive force (emf) by balancing it with a known emf. The concept was first developed in 1841 by J. C. Poggendorff and improved throughout the 19th century by Latimer Clark and…
- Manufacturer Leeds and Northrup Company
- Subject Potentiometer, Leeds and Northrup Company
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3 items
Gordon Research Conference on Radiation Chemistry, 1956
- 1956-Jul-09 – 1956-Jul-13
Group photograph of attendees at the Gordon Research Conference on Radiation Chemistry held in New Hampton, New Hampshire in July 1956. Included with the photograph are a hand-drawn key and name list identifying the…
- Creator Of Work Gordon Research Conferences
- Subject Gordon Research Conferences, Portraits, Group, Congresses and conventions
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Gilbert Chemistry Experiment Lab No. 12006
- 1955 – 1959
Chemistry sets reached their heyday in the 1950s, but production of them began in the United States during World War I. Playing with a toy chemistry set inspired many a boy to become a chemist, and not until the late…
- Manufacturer A.C. Gilbert Company
- Subject Chemistry sets, A.C. Gilbert Company
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Postcard and French postage stamp commemorating Louis Jacques Thénard
- 1957
Depicts Louis Jacques Thénard, French chemist and the founder of the Société de Secours des Amis des Sciences.
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First Day Cover commemorating Justus Liebig University in Giessen, Germany
- 1957
Depicts Justus von Liebig, known for his work in agricultural and organic chemistry.
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Canadian postage stamp depicting chemical industry
- 1956
Stamp depicts aspects of chemistry and related sciences. The design depicting a laboratory vessel is illustrative of the scientific equipment used widely for research in the chemical industry. A representative chemical…
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Only nylon cord tires can give you utmost safety—surest protection against tire trouble
- 1956
Black and white print magazine advertisement for DuPont's nylon cord tires. Image shows a family of six seated in a car while driving through highway traffic, for "when you need tires that assure greatest dependability."
- Subject Nylon, Tires, E.I. du Pont de Nemours & Company
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Only nylon cord tires can give you utmost safety—surest protection against tire trouble
- 1956
Black and white print magazine advertisement for DuPont's nylon tire cords. Image is centered on a family in traffic passing through the Lincoln Tunnel, for "when you need tires that assure greatest dependability."
- Subject Nylon, Tires, E.I. du Pont de Nemours & Company
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ORLON teaches new fall fashions to keep their figure in the wash!
- 1950s
Color print magazine advertisement for Orlon, a Dow trademarked acrylic fiber. The advertisement details the major properties of Orlon: "Orlon is resistant to sunlight and atmospheric gases, which makes it ideal for…
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Beckman DK-2A Ratio Recording Spectrophotometer on bench beside power supply
- Circa 1957
The Beckman DK Spectrophotometer was an enhancement of the DU, which expanded the instrument’s range of into near-infrared. This was accomplished by chemist Wilbur I. Kaye, who began his work on science behind the DK at…
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Beckman IR-5A Infrared Spectrophotometer
- 1957
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 #18000 Pocket pH Meter
- Circa 1956
The Pocket pH meter allowed pH readings to be taken in the field, in a laboratory, or at any site, without needing to send samples back to a laboratory and a more stationary instrument.
Arnold Beckman invented his…
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Beckman Model 5691 EPUT Meter
- 1956-Jun-06
EPUT (Events Per Unit Time) meters measure changes in voltage during a specified amount of time, and so can be used to count or measure any event that can be represented as a voltage change or pulse. This includes, but…
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Beckman GC-1 Gas Chromatograph
- Circa 1956
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year, Beckman Instruments produced its first gas chromatograph, the GC-1,…
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Helipot Potentiometers and Dials
- 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…
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman DIP Resistor Networks
- 1950 – 1969
Resistor networks combine several resistors into a single component. Dual in-line package (DIP) networks are rectangular in shape, with two parallel rows of pins for through-hole mounting to a circuit board.
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Nurse in maternity ward, using Beckman Model D oxygen analyzer to monitor an infant in an 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,…
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Industrial Instruments Type DR51D Decade Resistance
- 1950 – 1969
In 1965, Beckman Instruments acquired Industrial Instruments, Inc. The Cedar Grove, New Jersey-based company manufactured solution conductivity analyzers and other industrial instruments.
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Beckman Model AB-3X1 Auto Bridge
- 1950 – 1969
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Beckman Component Taping Device
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model AB-3-5 Auto Bridge
- 1950 – 1969
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Beckman Model PS-1-GP Schering Bridge
- 1950 – 1969
A Schering Bridge is an AC bridge circuit used for measuring the insulating properties of electrical cables and other equipment.
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Beckman Model AB-3 Auto Bridge
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
