The Avro 631 training airplane (British) : a two-seat light biplane.
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| Format: | Book |
| Language: | English |
| Published: |
Washington, [D.C.] :
National Advisory Committee for Aeronautics,
[1932]
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| Series: | Aircraft circulars ;
no. 161. |
| Subjects: |
| Item Description: | Cover title. "May, 1932." "From The Aeroplane, March 23, 1932."--P. [1]. |
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| Physical Description: | 6 pages, 6 unnumbered leaves of plates : illustrations ; 27 cm. |