Germany, Heer. A Lot of Flak/Artillery Officer Collar Tabs

(Heer Kragenspiegel). A lot of four Heer Flak/Artillery officer collar tabs, all constructed of forest-green wool with buckram cores and bearing dual machine-embroidered silver aluminum wire insignia bisected by red threaded bands, all unmarked and measuring 40 mm (w) x 70 mm (l), in overall very fine condition,.