Germany, Weimar. A Kaiser Wilhelm Society Membership Badge

(Mitgliedsabzeichen der Kaiser Wilhelm Gesellschaft zur Förderung der Wissenschaften). Constructed of silver, on laurel branch suspension with its period original ribbon with snap button, the obverse with a raised depiction of Minerva clutching a spear and shield, the reverse with an inscription of “KAISER WILHELM GESELLSCHAFT ZUR FÖRDERUNG DER WISSENSCHAFTEN” (“KAISER WILHELM INSTITUTE FOR THE ADVANCEMENT OF SCIENCE”), unmarked, measuring 34.65 mm (w) x 55.88 mm (h), weighing 21.4 grams (inclusive of ribbon), in near extremely fine condition.