Flight Helmet, Gentex H-4, US Navy, US Marine Corps 1950's B-50 it serves no other function

it serves no other function and requires no other radar in the aircraft

and a fixed one in front of him

while introduced during late WWII

to obtain an accurate bomb run

Here is a Radio Magnetic Course Indicator which was used in a variety of US military aircraft of the 1950s

Flight Helmet, Gentex H-4, US Navy, US Marine Corps 1950's B-50 it serves no other functionHere is an Flight Helmet made by Gentex, type H 4, size Medium, used by pilots of the US Navy and US Marine Corps Aviation during the mid 1950's. According to Andrea Salimbeti's website: The {Gentex} H 4 was a further development of H 3. The rigid shell with reinforcing ridges, in different shape respect to the H 3 model, is constructed of a fiberglass cloth reinforced with epoxy resin. Also for this model a cloth inner helmet which incorporate the