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U.S. Patent 2,594,740, filed on behalf of Lee de Forest and William A. Rhodes, describes a device for amplifying the intensity of radiation.
Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum…
In this letter, Churchill confirms that the National Defense Research Committee (NDRC) has granted Beckman permission to discuss the Pauling Oxygen Meter at an American Chemical Society meeting.
The letter expresses Bush's "personal and official appreciation and commendation" for contracted work performed in furtherance of the war effort.
This paper describes the use of an older style of glass prism in a new spectrophotometer made by Beckman Instruments. This new spectrophotometer would become the Model B, the glass prism making it a cheaper alternative…
Patent #2,463,743 for a hydrogen tube designed by H. Howard Cary and Warren Baxter during their time at National Technical Labs, a precursor to Beckman Instruments. This tube was designed for use in UV…
The booklet describes the organization responsible for the Fifth Annual Southern California Science Fair, held in April at the Los Angeles County Museum. A list of student exhibitors includes their name, grade, exhibit…
The 1960 annual report covers a year of notable milestones. It was the 25th anniversary of the company. The report devoted several pages to highlighting new instruments, including a number of pH meters and the DB…
The 1956 annual report covers a year of significant expansion. In November 1955, the company's stock was listed on the New York Stock Exchange. The number of employees grew by nearly fifty percent, to 3,020, and William…
Request from the National Defense Research Committee for a Model L Pauling Oxygen Meter to test at high altitudes in airplanes.
Developed from a Linus Pauling design during WWII, the technology behind Beckman…
This letter to Dr. Spencer S. Prentiss of the National Defense Research Committee describes the results of the clinical trial of the Pauling Oxygen Meter by the United States Army. The Army decided not to standardize…
- Addressee Prentiss, Spencer S.
- Author Kauffman, Julius
- Subject Scientific apparatus and instruments, Oxygen--Measurement, United States. Army. Medical Corps, United States. Office of Scientific Research and Development. National Defense Research Committee, Beckman Instruments, inc., World War (1939-1945)
Letter regarding the possible development of an aviation model of the Pauling Oxygen Meter for the Bureau of Aeronautics.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’…
Letter summarizes the final report produced by testing the Pauling Oxygen Meter at the Army Medical Center. The final recommendation of the report is that this oxygen meter should not be standardized for use by the U.S.…
Letter inquiring about the price and delivery of model P and A Pauling Oxygen Meters for use by the National Defense Research Committee. This letter was originally sent to Dr. Beckman with another letter from Spencer…
In this letter, Dr. Prentiss inquires about the possibility of combining a moisture detector and an oxygen meter, presumably for use in submarines. At the time, Dr. Spencer S. Prentiss was working for the National…
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…