INTER-ALLIED COMMISSION - PRESIDENT'S OFFICE, 15 Pfg dark violet numeral issue 1920 on blank postcard/German World War 1 propaganda card (Hurra Germania), double-circle OPPELN 6 7 20 * 1 k (OS handbook no. 237.24), violet double-circle official seal COMMISSION INTERALLIEE DE GOUVERNEMENT ET DE PLEBISCITE DE HAUTE SILESIE - CABINET DU PRESIDENT (OS handbook no. 1.0.b), minimal foxing