The Boulton and Paul P.64 mail-carrier : a two-engine all-metal biplane (1932)
NASA Technical Reports Server (NTRS) · leaf 11
N^A.O.A. Aircraft Circular No^l?? Fig.l • LENGTH 42-9- Figure 1,- General arrangement drawings of the Boulton and Paul mailplane P.64, The engines are Bristol "Pegasus " I . M . 2 • (f'rorr, Ft;gh4 ")
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
