NEUBERUN 7.7.1920 ZKr (OS handbook number 225.1) on registered letter with 5 Pfg dark green vertical pair numerals issue 1920, 50 Pfg dark gray horizontal pair Eisenhuetten and peace pigeon 1920 to Berlin, arrival postmark Berlin W (13.7.1920) at back, missing corner perforation top right by a the 5 Pfg-stamp