S23525

Flight to Switzerland 1930 - Austrian airmail stamps on postcard with very decorative mixed postage, cancelled " Vienna 26.IV.30 " and sent via Friedrichshafen and carried by airship on it' s flight to Switzerland and dropped at Lausanne (arrival postmark) and then to Vienna (arrival postmark), rare offer in very good quality, Sieger 56 Austria, Michel Zeppelin specialized catalogue 60 I Austria