Details of flight and service tests being made on DC-4 by Douglas Aircraft Co, with particular attention called to service testing over various routes under operating conditions.


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    Title :

    First 100 hours are hardest


    Additional title:

    Aviation


    Published in:

    Aviation ; 37 , n 9


    Publication date :

    1938


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :