Original German WWI M17 Stahlhelm Helmet with Original Paint and Liner with Chinstrap - Si.66 Military Audio On the front left chest

On the front left chest of the jacket is the JOLLY ROGERS insignia with skull and crossed bombs and a red background which was correct for the 320th (319th Squadron used a Blue background

ЯR corresponds to the earliest style meaning that this trainer was manufactured by Richard Rinker GmbH

Know as a “Main Gauche dagger” meaning left hand

below is the narrative from June 1944 the reads:

Original German WWI M17 Stahlhelm Helmet with Original Paint and Liner with Chinstrap - Si.66 Military Audio On the front left chestOriginal Item: Only One Available. This is a great example of a totally original WWI German M17 Helmet. The stamped, sheet steel construction, helmet retains over 90% of its original gray green paint. The helmet has both the dome headed chinstrap retaining rivets with lugs on the inside and both of the extended ventilation side lugs intact! They are the correct simple design for a larger size 66 shell. All three of the flat headed liner retaining