Germany, DLV. A Lot of German Air Sports Association (DLV) Glider Proficiency Insignia

(Segelflugzeug Leistungsabzeichen). A lot of Deutscher Luftsportverband (German Air Sports Association) class “C” glider proficiency badges, including a cloth badge with machine-embroidered silver aluminum wire insignia, unmarked, measuring 39 mm in diameter, in good condition; a large boutonniere, constructed of zink with multi-coloured enamels, unmarked, measuring 22 mm in diameter, in very fine condition, and; a small boutonniere, constructed of silvered bronze with multi-coloured enamels, unmarked, measuring 14 mm in diameter, in near very fine condition.