Nazi WW2 German Luftwaffe Leather flying helmet by Neumann & Zeymer
Rolls Royce Merlin Engine Exhaust WW2 Bombers and Fighters Including The Spitfire And Lancaster Bomber.
Exhaust Stub from the RR Merlin Engine as used on Battle of Britain Spitfires
Also used in D Day and other RAF aircraft during WW11
This altimeter measures the altitude of an airplane above a fixed level.