S23519

Flight to Zurich 1929 - Sekula zeppelin ppc on very thin carton with 50 Pfennig eagle as single postage, cancelled with Zeppelin postmark (Type a) and carried by airship on it' s flight to Zurich and dropped at Frauenfeld (with St. Gallen arrival postmark), a rare offer in very good quality, Sieger 46 d, Michel Zeppelin specialized catalogue 44 II a