British army postal service picture postcard (s / w) with Upper Silesia 5 Pfg green postage stamps issue ironworks and peace pigeon 1920, CTO ZKr TARNOWITZ 1.4.1922 (342.2) as well blue formation stamp R4 ORDERLY ROOM / No. / - 1 April 1922 / 1 st B (ataillo) n ROYAL MA¼nster FUSILIERS, picture postcards topic: Tarnowitz - view from City park with belvedere, good condition