Germany, Luftstreitkräfte. An Air Gunner’s Badge Stick Pin certificate_of_authenticity however with a printed note

however with a printed note underneath "in Bronze" stating that "clasp should be worn with arrow pointing down"

Paul Martin Petschel was born June 6th

The title story is about the U-boat war and the damage German U-boats have caused

Immelmann Leutnant" below and "340 / Postkartenvertrieb W

with blue enamelled arms bordered in white enamel

Germany, Luftstreitkräfte. An Air Gunner’s Badge Stick Pin certificate_of_authenticity however with a printed note(Fliegerschtzenabzeichen Anstecknadel). Constructed of silvered bronze, consisting of an oval laurel and oak leaf wreath, topped by a German State Crown and joined together at the bottom by ribbon, with a central eagle clutching a target, unmarked, measuring 12 mm (w) x 20 mm (h), in near extremely fine condition.