The Boulton and Paul P.64 mail-carrier : a two-engine all-metal biplane (1932)
NASA Technical Reports Server (NTRS) · leaf 15
Figs.9,10 N.A.O.A. Aircraft Circular No.177 TAIL-UNIT DETAILS On the left is shown the complete tail- unit and below, is the control lever and one hinge of the rudder servo-flap. k Figure 9.- On the left is shown the inter- connection of the servo elevator Frorn control with the main elevator spar.… … Figure 10.- The Handley Page slots; rack-and^inion gear and a torque tube ensure even opening, and when the slot is closed there are no unsightly brackets projecting fron the wing. CFrom"Fhshro
NASA Technical Reports Server (NTRS)
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