BOGUTSCHÜTZ, 50 Pfg dark grey horizontal strip of four, Steelworks and Dove of Peace 1920 as multiple franking on letter to Glauchau / Saxony, double-circle BOGUTSCHÜTZ SÜD 9 6 22 b (Kr. KATTOWITZ) (OS handbook No. 030.3), rare cancel, interesting early inflation-period document, age and use marks typical of period