* Tsingtau-Dietrichstein. * The Diedrichsstein near Tsingtau. Add to clipboard PK 2016/561 File nach 1914 Part of German Historical Museum Foundation In: German Historical Museum Foundation Trenkler & Co.
German barracks complex in Tsingtau* Tsingtau - Bismarck barracks. Add to clipboard PK 2016/563 File um 1915 Part of German Historical Museum Foundation In: German Historical Museum Foundation Trenkler & Co.
