INTER-ALLIED COMMISSION - SUPREME COURT - REGISTRY, 5 Pfg dark opal green Steelworks and Dove of Peace 1920 on blank black-and-white postcard, double-circle BEUTHEN 16 6 21 * (OBERSCHL) n (OS handbook no. 015.26), violet double-circle official seal COMMISSION INTERALLIEE DE GOUVERNEMENT ET DE PLEBISCITE DE HAUTE SILESIE - COUR SPECIALE DE JUSTICE - GREFFE (OS handbook no. II.2.b), very neat strikes, good condition