6 basic types not governmentally approved to date; in some cases, however, engine is awaiting approval pending completion of tests, etc.


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    Title :

    Aircraft engines -- Without approved type certificates


    Additional title:

    Aero Digest


    Published in:

    Aero Digest ; 34 , n 3


    Publication date :

    1939


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English