1 M black vertical strip of three, 5 Mark orange brown, 6 Mark dark orange, 50 Mark dark green olive vertical strip of three postage stamps issue 1922 on registered letter from Katowice (BEFORE THAT. Katowice) to Elberfeld ZKr KATOWICE 20.1.1923 URZAD P (OCZTOWY), provisional registered notation R 627 b, still used German provisional registration label Katowice (Upper Silesia), transit postmark oval railway cancel (TPO) Wroclaw MYSLOWITZ railway mail Zg 228 21.1.23, transit postmark ZKr Wroclaw 31.1.1923 B. P. A. 5, arrival postmark ZKr ELBEREFELD 2.2.1923 all at back, furthermore closing slip of paper (OS handbook number II A 3) and violet single circle (OS handbook number II B 3) the foreign exchange control authority / post monitoring place in Wroclaw, time typical traces of age and usage