The De Havilland 61 "Canberra" (British) : a 6-8 passenger airplane
A 1928 NACA aircraft circular from the NASA Technical Reports Server, issued as a technical reference for engineers and aviation researchers, showing the De Havilland DH-61 Canberra commercial airplane. The page carries three-view engineering drawings of the biplane with dimensions, a specification table of wing area, aileron, stabilizer, elevator, fin and rudder figures, and an engine note for the Bristol Jupiter VI.
