Japan musical instrument manufacturing company (Nippon Gakki Seizo KK) : corporation report no. 9 (propellers) / United States Strategic Bombing Survey spinner and hub, propellor propellor blade, tip Propellerblad Liberty propeller Propeller, TC-1P2 Diameter 74 Inches Pitch 42 Propellerblad Propeller, TC 1P2, Diameter 74 Inches, Pitch 42 Propeller Propeller, TPC 1P2, Diameter 74 Inches, Pitch 48 Propellerblad Propellerblad RA 1004G/RTS