Photographs and brief specifications of American built helicopters; each craft listed is at least in scale model stage; some are being flight tested and several are being produced and sold to industry.


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    Title :

    1947 annual directory of rotary wing aircraft


    Additional title:

    Aero Digest


    Published in:

    Aero Digest ; 54 , n 1


    Publication date :

    1947


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    1950 annual directory of rotary wing aircraft

    Engineering Index Backfile | 1950


    1948 annual directory of rotary wing aircraft

    Engineering Index Backfile | 1948


    1949 annual directory of Rotary Wing Aircraft

    Engineering Index Backfile | 1949


    1947 Annual directory of transport aircraft

    Engineering Index Backfile | 1947


    1947 annual glider directory

    Engineering Index Backfile | 1947