Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Boom Mic and Oxygen Mask One-of-a-Kind Serial number 291467B denotes year

Serial number 291467B denotes year of manufacture as 1889

= ZEALOUS 1798

Navy issued M1917A1 "Kelly" Helmet

This is a good service used example of the M-1898/05 Bayonet (Seitengewehr)

In the late 1860s

Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Boom Mic and Oxygen Mask One-of-a-Kind Serial number 291467B denotes yearOriginal Items: Only One Available. This is a 1956 1964 USN size large Gentex H 4 helmet fitted with a boom microphone. It is paired with an A 13A Oxygen Mask and securing harness. The Helmet has been camouflage painted green most likely by the original owner, likely to conceal the bright gold finish these helmets are painted with in an effort to conceal himself in the event of being shot down. Helmet features the original USN USMC Aviator. Suspension