Armstrong Whitworth 27 "Ensign" commercial airplane (British) : an all-metal high-wing monoplane.

Bibliographic Details
Corporate Author: United States. National Advisory Committee for Aeronautics
Format: Book
Language:English
Published: Washington, [D.C.] : National Advisory Committee for Aeronautics, [1937]
Series:Aircraft circulars ; no. 206.
Subjects:

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