Italian army postal service Upper Silesia 10 Pfg orange red, 30 Pfg yellowish orange postage stamps issue ironworks and peace pigeon 1920 on picture postcard (s / w) from big Strehlitz to Palermo, ZKr GROSS-STREHLITZ 16.7.1920 (112.6), the picture postcards was, like the by far predominant part the correspondence of the Italian troop contingent in Upper Silesia, of the civil post of the plebiscite area transported, date-appropriate traces of age and usage