Eastern Upper Silesia (regular issues of the Polish ministry for post and telegraphy), 50 F red orange, 5 M orange brown postage stamps issue 1922 on registered postcard from Brzezinka (BEFORE THAT. Birkental) to Aue / Ore Mountains, ZKr BRZEZINKA 15.9.1922, the German registered label Birkental (Kr. Katowice) was further used, arrival postmark ZKr AUE 15.9.1922 (Ore Mountains), date-appropriate traces of age and usage