1929, trip in the Lake Constance region, on the Frankfurt trip transported and erroneous not delivered post, 5 Pfg and 15 Pfg eagle, vertical pair with left upper corner of the sheet, on 15 Pfg postal stationery postcard eagle from "airship Count Zeppelin 9.11.29" to St. Gallen / Switzerland with arrival postmark St. Gallen from 15. November and appropriate Cachet, good condition, card to the left corners imperceptible creasely, very rare document with decorative franking