Military, commercial and private aviation activities; outline of aviation history to date; factors that have tended to stimulate or to retard aviation progress; present conditions and future trends; aviation lessons learned during war; lack of known constant factors for use in estimating initial costs, operating charges and maintenance expense constitutes great present barrier to aviation progress.


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    Titel :

    Commercial aviation's present phase


    Weitere Titelangaben:

    Soc. Automotive Engrs. -- Jl.


    Beteiligte:
    Douglas, D.W. (Autor:in)


    Erscheinungsdatum :

    1926


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


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