History of development of rotary wing aircraft; advantages and limitations; helicopters are classified based on external configuration. (See also - n 1839 Aug 23 1946 p 217-21)


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    Title :

    Helicopters, past and present


    Additional title:

    Aeroplane


    Contributors:

    Published in:

    Aeroplane ; 71 , n 1840


    Publication date :

    1946


    Size :

    4 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Helicopters -- Past, present and future with US forest service

    McBride, R.S. | Engineering Index Backfile | 1961


    Helicopters -- Present and future

    Sikorsky, I.I. | Engineering Index Backfile | 1951


    Helicopters -- Present and future

    Sikorsky, I.I. | Engineering Index Backfile | 1951


    Helicopters -- Present and future

    Sikorsky, I.I. | Engineering Index Backfile | 1951


    Present day use of helicopters

    Wood, Jr., C.R. | Engineering Index Backfile | 1951