Letter regarding various requirements for the Pauling Oxygen Meter, including the possibility of making a combination moisture detector and oxygen meter. At the time, both Reuben Wood and Dr. Spencer S. Prentiss were…
Letter regarding an inquiry from the United States War Department about the sensitivity of Pauling Oxygen Meter.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen…
- Addressee Beckman, Arnold O.
- Author Churchill, Durand Jr.
- Subject Scientific apparatus and instruments, Oxygen--Measurement, World War (1939-1945), United States. War Department, United States. Office of Scientific Research and Development. National Defense Research Committee, Beckman Instruments, inc.
Letter in which Arnold Beckman's request to have the Pauling Oxygen Meter project declassified is denied.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers…
Letter regarding the extension of the military contract for Beckman Instruments' Pauling Oxygen Meter development. This letter also mentions the possibility of using the instrument inside oxygen tents.
Developed from a…
Letter regarding specifications for Pauling Oxygen Meter for use in British military aircraft.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up…
Memo regarding Pauling Oxygen Meter submarine model, which was developed by Arnold Beckman during World War II. The British Navy has put in orders for the instrument, and here Pauling inquires as to why the United…
Internal Beckman Instruments memo regarding Perkin-Elmer competition for the infrared spectrophotometer market.
Memo from Arnold Beckman regarding Beckman Instruments discontinuing the IR-2T spectrophotometer, which had serious flaws only discovered after the instrument had shipped to early buyers. Beckman announces that the…
Internal memo with handwritten comments by an unknown Beckman Instruments employee. The memo and comments discuss the nearly 200 Beckman Model B spectrophotometers that shipped with incorrect flame attachments.
An internal memo exploring the consequences of Beckman Instruments discontinuing the IR-2T Spectrophotometer and making improvement to the new IR-3. The IT-2T had many flaws which were only discovered after the product…
This internal memo contains a list of open orders for Beckman Instruments IR-2T Spectrophotometers in June of 1952. The IR-2T was discontinued due to problems that became apparent after the product was already on the…
This internal memo documents concerns about Beckman Instruments' reputation in the infrared spectroscopy field. These concerns are due to fierce competition from Perkin-Elmer and problems with the Beckman IR-2T. At the…
Letter from Jan W. Haagen-Smit (son of smog research pioneer Arie Haagen-Smit) about his work developing and testing a new oxygen electrode for Arnold O. Beckman, Inc.
This memo lists the staff and resources assigned to improve the IR-2T spectrophotometer design by creating modification kits to fix what were seen (by users and by Beckman Instruments) as serious flaws in the…
- Minutes of Model G Product Meeting
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…
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.
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…
This letter to an unidentified person at Beckman Instruments, Inc. describes an omission in the Model G pH meter documentation, which does not include replacing the batteries as a possible fix for a specific problem.
In this memo, Jan Haagen-Smit includes a labeled photograph of the testing set-up for the Beckman oxygen electrode, which includes Beckman Oxygen Analyzers. The memo (but not the photograph) in this digitized image is a…
A letter from Arnold O. Beckman to Fred T. Williams, a patent advisor at the National Defense Research Committee. In this letter, Beckman reports on the delay in filing a patent for his carbon monoxide detecting…