Search Results
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2 items
Red 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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2 items
Indanthrene Violet Dye Bottle
- Undated
Round glass bottle with cork stopper; label attached to front identifies manufacturer and contents (label has been waxed over).
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7 items
Arnold Beckman's 100th birthday
- 2000-Apr
The photographs document birthday celebrations.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical…
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4 items
Arnold Beckman's 98th birthday
- 1998
The photographs document birthday celebrations.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical…
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3 items
Arnold Beckman's 91st birthday
- 1991
The photographs document birthday celebrations. The images are numbered, but the subjects are unidentified.
Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and…
- Photographer Metcalf, Edi
- Subject Beckman, Arnold O., Birthday parties, Portraits, Group
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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…
