Germany, Third Reich. A Pair of Visor Cap Insignia visually-hidden He initially served in the

He initially served in the 4th Battery of Heavy Artillery Replacement Battalion II

Two Royal Australian Air Force (RAAF) badges: King's Crown Pilot Badge (in light blue and white embroidery

at the time part of the Austro-Hungarian empire

He invented a carriage for transporting ship’s guns for field service

Germany, Third Reich. A Pair of Visor Cap Insignia visually-hidden He initially served in the(Mtzenabzeichen). A pair of visor cap insignia, including: 1. A Luftwaffe EM NCOs wreath and cockade, of one piece aluminum construction, the reverse retaining both sets of butterfly style attachment prongs, unmarked, measuring 140 mm (w) x 40 mm (h), in extremely fine condition. 2. A Deutscher Luftsportverband (German Air Sports Association DLV) insignia, constructed of silvered bronze with enamels, the reverse retaining both sets of butterfly style