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Genre Business correspondence Remove constraint Genre: Business correspondence Language English Remove constraint Language: English Creator Churchill, Durand Jr. Remove constraint Creator: Churchill, Durand Jr.

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    • 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…

    • 1944-Dec-15

    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…

    • 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-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.

    • 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-Jun-08

    In this letter Pauling reiterates requests for permission to discuss and publish on the oxygen meter, and argues for loosening security classification. He cites Arnold O. Beckman's permission to discuss the project…