KATTOWITZ, 20 Pfg blue, 30 Pfg yellowish orange, 80 Pfg reddish carmine Steelworks and Dove of Peace 1920 on local folded letter / form with acknowledgement of service, double-circle KATTOWITZ 15 8 20 * (OBERSCHL.) g (OS handbook No. 141.18), neat strikes, age and use marks typical of period