Germany, Luftstreitkräfte. An Observer’s Badge, Prinzen Size GTRexclude marked "EXCEPTIONAL SCIENTIFIC ACHIEVEMENT" on

marked "EXCEPTIONAL SCIENTIFIC ACHIEVEMENT" on the reverse

Commander-in-Chief of the Army and Colonel Saladzious

all three lugs are intact but the two at the bottom have been pinched

1915 and after almost six months in the field

Germany, Luftstreitkräfte. An Observer’s Badge, Prinzen Size GTRexclude marked "EXCEPTIONAL SCIENTIFIC ACHIEVEMENT" on(Beobachterabzeichen). Constructed of silver with multi coloured enamels, on loop for suspension, the obverse consisting of an oval laurel and oak leaf wreath, joined together at the bottom by a bow tie ribbon, topped by a German State Crown, around a central insignia consisting of a black and white enameled square within a red enameled border, the reverse with a central visible rivet securing the obverse applique in place, unmarked, measuring 32. 34