Germany, NSFK. A Rare Glider Badge certificate_of_authenticity The headliner is attached to

The headliner is attached to an interior rail that is attached to the helmet itself via four rivets

There is a green and white enamelled peony suspension wreath denoting II class

as an Aircraftman 2nd Class

A letter addressed to Rudnick (under Feldpost number 08405 for 1

Germany, NSFK. A Rare Glider Badge certificate_of_authenticity The headliner is attached to(NSFK Segelfliegerabzeichen). Instituted 26 January 1942 by Friedrich Christiansen. (1942 1945). Constructed of silvered iron with enamels, the obverse consisting of a circular oak leaf wreath, joined together at the bottom by a Nationalsozialistisches Fliegerkorps (National Socialist Flyers Corps NSFK) insignia, overlaid by three white enameled gulls, the reverse with a raised barrel hinge and flattened vertical pinback meeting a flat wire catch,