Liechtensteinisches Landesmuseum
Herr Kieber, late of the Royal Liechtenstein Army, shown hanging around Schlosses Vaduz in 1935. Photo via Liechtensteinisches Landesmuseum http://www.landesmuseum.li/default.aspx?TabId=218&shmid=782&shact=1543160293&shmiid=EyCrEA35BOA__eql__&language=de-CH