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16 items
Unique Properties of the 4-Layer Diode
- Technical Bulletin T-400
- 1957-Aug
This staple-bound booklet was a reprint from Electronic Industries & Tele-Tech. It was part of the in-house research library of Beckman Industries; a pocket for a library checkout card is affixed to the back cover.
In…
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51 items
Instructions, Preparing Problems for Solution on an Analog Computer
- 1957-Jan-17
George A. Bekey spent several years with Beckman Instruments and TRW Systems before joining the faculty of the University of Southern California, where his work as a roboticist focused on ethics, robot-human…
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Letter from W. L. Pereira to Arnold O. Beckman
- 1957-Sep-20
Architect William Pereira writes to invite Arnold O. Beckman to a dinner in celebration of an award for the Helipot building in Newport Beach, California. The Pereira & Luckman-designed building was to be honored as one…
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6 items
Draft of Instructions for Modified OM-1 Beckman Portable Oxygen Meter
- 1950s
This draft document includes extensive annotations; the stylistic and technical changes are reflected in a later version.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’…
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8 items
Operating Instructions and Technical Information, Model D2 Oxygen Analyzer
- Bulletin 202-C
- 1950s
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,…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Beckman Instruments, Inc.
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51 items
Instruction Manual, Zeromatic pH Meter
- 514-B
- 1957-Jul
Intentionally blank pages (28, 40, and 42) have been omitted from the digital work.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…
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9 items
Technical Report: Evaluation of the Beckman Oxygen Electrode and Portable Oxygen Meter (OM-1)
- No. T-8-(R)
- 1957-May-23
The report evaluates the portable OM-1 oxygen meter, deeming it convenient and moderately precise, but sensitive to temperature fluctuations.
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Platinum oxygen electrode assembly drawing
- Dwg. No. 18617
- 1957-Apr-22
This oxygen electrode was first used inside Beckman Instruments pH meters and later in many other instruments.
- Creator Of Work Solesbee, B.
- Subject Electrodes, Scientific apparatus and instruments, Electrodes, Glass, Electrodes, Platinum, Beckman Instruments, Inc.
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Important Facts About pH for Water & Sewage Operators
- 1950s
This advertisement highlights uses for Models R, H, and M pH meters in the water and wastewater treatment industry.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California…
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Now--New Beckman pH Electrodes
- 1950s
The advertisement touts the features of Beckman glass electrodes and the company's position in the instrumentation field.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…
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Memo from Walter Donner to John E. Leonard
- 1957-Mar-14
The memo discusses the conversion of pH meter oxygen electrodes for use in portable oxygen meters.
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4 items
D2 Oxygen Analyzer for Safe Oxygen Therapy
- Product Data Sheet O2—8120
- 1950s
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,…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Beckman Instruments, Inc.
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Oxygen electrode diagram
- Dwg. No. 11098
- 1957
This electrode was first used inside Beckman Instruments pH meters and later in many other instruments.
- Creator Of Work Frey, D.
- Subject Electrodes, Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Electrodes, Glass, Beckman Instruments, Inc.
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2 items
Beckman Model E Analytical Ultracentrifuge
- 1950s
Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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2 items
Beckman Model 144 UV Photometer
- 1950 – 1979
Photometers measure the intensity of light or optical properties (like illuminance and fluorescence) of surfaces and solutions.
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82 items
Instruction Manual, Model DK-1 Spectrophotometer
- 355-C
- 1957-May
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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23 items
Beckman Spinco Division Model E Centrifuge
- Undated
- 1950s
- 1963-Oct
Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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15 items
Arnold Beckman with others
- Undated
- 1953
- 1955-Sep-15
- 1957-Oct-11
- 1961-Jan
- 1982
- 1987-Mar-23
The photographs depict Arnold Beckman at a variety of meetings and events. Identified individuals include Arnold Beckman, P. Dodds, V. Rossetti, Robert T. Sheen, W. G. Brombacher, Taylor Fletcher, Jack Bishop, William…
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5 items
Beckman Model D2 Oxygen Analyser
- 1950s
Note the spelling, "Analyser" as opposed to "Analyzer," which may be seen on other D2 units.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing…
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Memo from Ed Molloy to Raymond I. Schiff
- 1957-May-29
In one of a series of memos regarding the Zeromatic pH meter, Ed Molloy outlines differences between the 9600 and H-2 models and proposes solutions for grounding the instrument.
Arnold Beckman invented his first pH…
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2 items
Memo from Raymond I. Schiff to Robert L. Jackson
- 1957-Jun-04
In this memorandum, Raymond Schiff discussed problems with the Zeromatic pH meter.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…
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Duodial installation on Model A 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 Dietrich, T. A.
- Subject Passive components, Potentiometer, Beckman Instruments, Inc.
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Helipot Model 201 Digidial
- 1950 – 1969
- Photographer Dietrich, T. A.
- Subject Passive components, Beckman Instruments, Inc.
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Helipot Delamo Victor Motor
- 1950 – 1969
- Photographer Dietrich, T. A.
- Subject Electric motors, Beckman Instruments, Inc.
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Helipot Model 205 Digidial Turnscounting Dial
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Passive components, Beckman Instruments, Inc.