Search Results
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2 items
Pyramine Orange Dye Bottle
- Undated
Round glass bottle with glass stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
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16 items
Arnold Beckman's 90th birthday
- 1990
The photographs document birthday celebrations. Some include numbers, date stamps, and descriptive notes on the reverse. Identified individuals include Gavin Herbert (Allergan and Beckman Instruments board member),…
- Subject Beckman, Arnold O., Birthday parties, Piano
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2 items
Algole Violet Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
- Subject Dye industry, Textile industry, Dyes and dyeing
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2 items
Leukol Dark Green Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over); bottle is half full with original dye.
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2 items
Palatina Chroma Brown Dye Bottle
- Undated
Round glass bottle with glass stopper; label attached to front identifies manufacturer and contents (label has been waxed over); bottle is half full with original dye.
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21 items
Dr. Beckman Memorial Service
- Roll 341559
- 2004-Jul-07
The photographs document a memorial service held two months after Arnold Beckman's death.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long…
- Subject Beckman, Arnold O., Memorial service
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23 items
Dr. Beckman Memorial Service
- Roll 341551
- 2004-Jul-07
The photographs document a memorial service held two months after Arnold Beckman's death.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long…
- Subject Beckman, Arnold O., Memorial service
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24 items
Dr. Beckman Memorial Service
- Roll 341459
- 2004-Jul-07
The photographs document a memorial service held two months after Arnold Beckman's death.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long…
- Subject Beckman, Arnold O., Memorial service
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13 items
Dr. Beckman Memorial Service
- Roll 331450
- 2004-Jul-07
The photographs document a memorial service held two months after Arnold Beckman's death.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long…
- Subject Beckman, Arnold O., Memorial service
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2 items
Thio Indigo Red Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over); bottle is half full with original dye.
- Subject Dye industry, Textile industry, Dyes and dyeing
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19 items
Instructions for the Beckman Photoelectric Quartz Spectrophotometer
- Instructions No. 91
- Undated
This undated draft is handwritten and hand-drawn on yellow paper.
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by…
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2 items
Skil-Craft No. CA-5 Chemistry Lab Case
- 1950 – 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 Skil-Craft Corporation
- Subject Chemistry sets, Skil-Craft Corporation
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2 items
Nalcometer Serial No. 1164
- Undated
Wooden box with metal instrument inside; instructions attached to top of box; instrument has a gauge and three turnable knobs; space along side has a power source and an electrode that is used for measuring; plaque on…
- Manufacturer National Aluminate Corporation
- Subject National Aluminate Corporation, Nalcometer
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4 items
The Vindication of the DR
- or, "Don't Fall For That Speed Stuff"
- 1954-Apr-16
The DR was a double-beam ultraviolet spectrophotometer, designed for accuracy rather than speed. Lee Cahn's skit represents an effort to begin "selling accuracy," as noted in the attached memo from J. D. MacNamara. The…
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2 items
Bausch & Lomb Duboscq Type Colorimeter
- Undated
Cast iron base attached to a sloping cast iron upright supporting the reader, prisms, sample cups, and a mechanism for raising and lowering the sample cups on a focusing rail; metal knobs on each side control the height…
- Manufacturer Bausch & Lomb Optical Company
- Subject Bausch & Lomb Optical Company, Colorimetry--Instruments, Colorimetry
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2 items
Letter from Dr. Donald H. Loughridge to Arnold O. Beckman
- 1953-Nov-17
Donald Loughridge, dean of Northwestern University, exchanges friendly news with Arnold Beckman before discussing chemistry professor Robert L. Burwell's complaints about the IR-2T spectrophotometer, its frequent…
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2 items
Letter from Arnold O. Beckman to Dr. Donald H. Loughridge
- 1953-Dec-03
In response to Donald Loughridge's complaints about the performance of the IR-2T spectrophotometer, Arnold Beckman defers to general sales manager W. H. Steinkamp and expresses confidence that he will bring the…
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2 items
Letter from Allen S. Hussey to Arnold O. Beckman
- 1954-Apr-30
Allen Hussey, the director of Northwestern University's chemical laboratories, discusses the frequent breakdowns of the IR-2T spectrophotometer, the practical and ethical barriers to selling it to recoup expenses, and…
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2 items
Daniel W. Fox Collection
The objects in this collection consist of sample sets of Lexan, the brand name for a polycarbonate resin thermoplastic. Daniel W. Fox is credited as the inventor of Lexan while working as a lab chemist with the General…
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2 items
Product Sample (Plastic amalgamation)
- Undated
Irregularly-shaped piece of foam-like silver plastic; pieces of twisted copper wire are holding some portions together; bottom has a wax or glue-like material coating it; some areas have a blackened, charred appearance.
- Subject Plastics, Plastics industry and trade
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7 items
Notes on the development of the glucose analyzer
- 1960s
The notes, which appear to be written in the same hand, may have been authored by James C. Sternberg.
The Glucose Analyzer was developed by James Sternberg in 1969 and was one of several very successful medical…
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Letter from David Silverman to James C. Sternberg
- 1966-Mar-21
This memorandum represents an early discussion of the development of the glucose analyzer, including the potential of an implanted capsule to maintain insulin levels and the Helipot microcircuitry expertise that could…
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Beckman Model 61PH Potentiometer
- 1965-Apr-22
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 Hesketh, Dean D.
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman Model 61SB Potentiometer
- 1965-Apr-22
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 Hesketh, Dean D.
- Subject Potentiometer, Beckman Instruments, Inc.
