KATTOWITZ, postal stationery card 10 Pfg red-orange Steelworks and Dove of Peace with added 10 Pfg orange-red, 20 Pfg blue Steelworks and Dove of Peace 1920 to Buenos Aires / Argentina, double-circle KATTOWITZ 31 8 20 * (OBERSCHL) g (OS handbook No. 141.21), unusual rare destination, neat strikes, good condition