41–60 of 222 hits
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    Sound Level Testing of the DESCO Prototype Helium Oxygen Helmet

    S. D. Reimers | NTIS | 1973
    Keywords: Helium

    Skyhook 1976

    T. Pappas | NTIS | 1977
    Keywords: Helium

    Screening Tests for Improved Methane Cracking Materials

    J. E. Klein / J. S. Holder | NTIS | 2007
    Keywords: Helium carriers

    Ring Laser Angle Encoder

    NTIS | 1969
    Keywords: Helium

    Research within the Atmosphere

    R. F. Bourdeau | NTIS | 1964
    Keywords: Helium

    Research on Hypersonic and Supersonic Flows

    S. M. Bogdonoff | NTIS | 1973
    Keywords: Helium wind tunnels

    Report on European Space Activities

    W. R. Burke | NTIS | 1980
    Keywords: Liquid helium