ISCHDORF 30.6.1920 single circle (021.1) on package card with 50 Pfg grey three examples (two of them at back), 1 Mark rose lilac postage stamps issue 1920 to Berlin Wilmersdorf, arrival postmark single circle postmark Berlin Wilmersdorf 1 4, 7.1920 at back, the two of them on the back 50 Pfg-stamp were with the Berlin work at the office cancel afterwards cancelled, transport traces