On Tsingtaus Case - An obituary by Oskar von Truppel: Publication in "The Day Add to clipboard BArch, N 224/14 File 10.11.14 00:00 Part of Federal Archives (Archivtektonik) Contains among other things: A field postcard from Admiral von Müller In: T - Z >> Troop, Oscar of (stock) >> N 224 Estate troops, Oskar from >> classification Truppel, Oskar von