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Creator Churchill, Durand Jr. Remove constraint Creator: Churchill, Durand Jr. Creator Beckman, Arnold O. Remove constraint Creator: Beckman, Arnold O. Subject Oxygen--Measurement Remove constraint Subject: Oxygen--Measurement Subject Scientific apparatus and instruments Remove constraint Subject: Scientific apparatus and instruments

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    • 1945-May-24

    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.

    • 1945-May-10

    In this letter, Beckman requested permission to discuss the Pauling Oxygen Meter and made the case that the National Defense Research Committee (NDRC) should lift the "Restricted" classification.

    • 1944-Jul-19

    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…

    • 1945-Feb-08

    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…

    • 1944-Apr-12

    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…