Hawker Siddeley Four Bladed Metal Propeller
1935-1977
Hawker Siddeley 4 bladed metal propeller for use with R.R. Tyne Engine (Vanguard aircraft) cropped, with propeller control unit (P.C.U.), propeller synchrophase computer (P.S.C.) and associated component, by Hawker Siddeley, England, United Kingdom, 1935-1977