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    Beckman IR spectrophotometer wavelength drive bearing block locationBox 18, Folder 9- 1944-Dec-13
 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 IR spectrophotometer power supply circuit diagramBox 18, Folder 9- 1946-May-21
 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 IR-85 motor wavelength driveBox 18, Folder 9- Circa 1945
 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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    Guide to replacing absorption cell windows in Beckman IR spectrophotometerBox 18, Folder 9- 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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    Approximate calibration curve for routine infrared spectrophotometerBox 18, Folder 9- 1942-Oct-22
 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 Spectrophotometer--Calibration, Spectrophotometer, Infrared spectroscopy, Blueprints, Beckman Instruments, Inc.
 
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    Dispersion data for routine infrared spectrophotometerBox 18, Folder 9- 1942-Sep-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 Spectrophotometer, Infrared spectroscopy, Blueprints, Beckman Instruments, Inc., Dispersion--Measurement
 
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    Beckman IR-85 motor wavelength driveBox 18, Folder 9- Circa 1945
 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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    Memo from Walter Donner to Beckman Instruments staff- Minutes of Model G Product Meeting
 Box 18, Folder 26- 1956-Oct-10
 Memo describes an meeting in which Beckman Instruments staff discussed making changes to the Model G pH meter in order to reduce cost. Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from… 
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    Beckman Instruments Procedure for Production Evaluation of New ProductsBox 18, Folder 34- 1955
 These guidelines were originally sent from R. S. White to Beckman Division Research & Engineering personnel in regard to new electrode development. They outline a new procedure for all instruments and accessories,… 
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    Beckman IR-1 Spectrophotometer without caseBox 18, Folder 12- Undated
 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 Pocket Dosimeters: Operating & Maintenance Instructions- Bulletin 206
 Box 104, Folder 145- 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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    Typical Specifications for a Glucose Analyzer SystemBox 17, Folder 29- 1960s
 These specifications were likely produced during the development of the Glucose Analyzer. They include details about the electronic circuits, the weight and footprint of the finished instrument, and the rate of samples… 
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    Mothers Against Drunk Driving recognition of Jack CadmanBox 17, Folder 3- Circa 2003
 Jack Cadman was the first forensic pathologist to work in the Orange County, California criminal justice system. As part of his duties, he worked with Theron Johns of Beckman Instruments to find a way to measure blood… 
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    Beckman Glucose Analyzer warrantyBox 17, Folder 29- 1959
 The text of the warranty is apparently a standard statement drafted before the development of the instrument in question. The Glucose Analyzer was developed by James Sternberg in 1969 and was one of several very… 
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    Email from George Matsuyama to Pat A. AshtonBox 17, Folder 29- 2000-Feb-07
 This email describes an attempt to develop a glucose electrode in the 1960s. This project was abandoned when Beckman Instruments focused instead on the Glucose Analyzer. - Addressee Ashton, Pat A.
- Author Matsuyama, George
- Subject Electrodes, Glucose--Analysis, Blood sugar, Scientific apparatus and instruments, Beckman Instruments, Inc.
 
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    Mark of a modern refinery...Box 17, Folder 38- Circa 1948
 This ad markets several Beckman instruments -- the Model R pH Indicator, the IR Spectrophotometer, and the DU Spectrophotometer -- for use in the oil refining industry. 
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    For over 50 years, we've been with you every step of the wayBox 50, Folder 10- 1985
 Advertisement for various instruments made by Beckman Instruments, Inc., touting the company's long history of producing pH meters, spectrophotometers, centrifuges, and other instruments. 
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    Now...a better double-beam infrared spectrophotometer...the Beckman IR-4Box 49, Folder 13- 1956
 Advertisement for the new IR-4 Spectrophotometer, which would be on display at the Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy (PittCon) in 1956. The Beckman Instruments IR spectrophotometers… 
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    Beckman is everywhere in the hospital.Box 49, Folder 34- 1974
 Advertisement for the many Beckman Instruments products that are used in hospital and health services, including glucose analyzers, liquid scintillation counters, spectrophotometers, and oxygen analyzers (among many… 
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    Memo from Arnold O. Beckman to NTL staffBox 13, Folder 21- 1950-Aug-01
 This internal National Technical Laboratories memo expresses Dr. Beckman's concern that NTL is losing its place in the infrared spectrophotometer field, with a special focus on competitors Baird and Perkin-Elmer. The… 
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    Letter from L. M. K. Boelter to Arnold O. BeckmanBox 13, Folder 17- 1953-Jul-16
 In this letter, Dr. Boetler thanks Arnold O. Beckman for donating several components of an EASE computer to the University of California Los Angeles's Department of Engineering. Dr. Boetler also thanks Dr. Beckman… 
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    Beckman Model G pH meter circuit diagramBox 18, Folder 26- 1943-Dec-02
 Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting “acidimeter” with its… 
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    Characteristics and use of absorption cells and holder for DU SpectrophotometerBox 17, Folder 19- Undated
 The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by employee Howard Cary (who had previously been involved in pH meter… - Creator Of Work Beckman Instruments, Inc.
- Subject Photoelectric cells, Scientific apparatus and instruments, Spectrophotometer, Beckman Instruments, Inc.
 
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    Beckman DU Spectrophotometer phototube selection guidelinesBox 17, Folder 19- Undated
 The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by employee Howard Cary (who had previously been involved in pH meter… 
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    Evaluation of the Beckman Model G-2 pH meterBox 18, Folder 27- Undated
 Undated notes by an unknown author, although his person was very likely a Beckman Instruments employee. Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus… 
 
                     
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
