121–140 of 177 hits
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    A Cheap Sensitive Leak-Detector

    R. W. Bramham / W. N. Mair | NTIS | 1968
    Keywords: Helium

    Tethered Balloon Handbook

    P. F. Myers | NTIS | 1968
    Keywords: Helium

    Proceedings of the Third Southeastern Seminar on Thermal Sciences

    H. L. Atkins / R. I. Vachon | NTIS | 1968
    Keywords: Helium

    Engineering Criteria for Spacecraft Cabin Atmosphere Selection

    M. S. Bonura / W. G. Nelson | NTIS | 1967
    Keywords: Helium

    Study of Large, High - Performance Shock Tunnel Drivers

    C. E. Smith / D. G. Hajjar / W. G. Reinecke | NTIS | 1967
    Keywords: Helium

    Nozzle Hot Bleed Port Seal Evaluation

    R. H. Coppo | NTIS | 1966
    Keywords: Helium

    Combustion Characteristics in Different Spacecraft Atmospheres

    E. S. Mills / G. V. Colombo / P. P. Mader | NTIS | 1966
    Keywords: Helium

    Description of the 120-Inch Hypersonic Shock Tunnel and Anticipated Performance

    P. O. Bouchard / H. F. Chambers | NTIS | 1966
    Keywords: Helium

    The Dirigible Again Draws Attention to Itself

    K. M. Hardt | NTIS | 1966
    Keywords: Helium