BERLIN POSTAL SERVICE-EXPED. 13 29 / 8 70 - respectively". . . 26 / 1 71" - black single circle cancel, KBHW 390 b, on North German Postal District postal stationery cover 1 Gr. rose on Mecklenburg-Strelitz 3 Sgr. brown to Margonin (small traces, expertized Buehler) respectively on North German Postal District wrapper 1/3 Gr.