Records of operation of air mail for period of almost two years are quoted as evidence that "the airplane has that degree of dependability of operation in the air which is essential to commercial utility."


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    Titel :

    Air mail shows commercial possibilities of planes


    Weitere Titelangaben:

    Automotive Industries


    Beteiligte:
    Praeger, Otto (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1920


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Diesel-engined transatlantic mail planes

    Wilkinson, P.H. | Engineering Index Backfile | 1939


    Evolution of boeing mail and passenger planes

    Rummel, R.M. | Engineering Index Backfile | 1933


    French Commercial Planes

    Emerald Group Publishing | 1929


    July mail shows gain of 5000 lb

    Engineering Index Backfile | 1928


    New U. S. mail planes convertible for passenger service

    Gillette, L.S. | Engineering Index Backfile | 1925