S23514

Flight to Switzerland 1929 - pc with 50 Pfennig eagle as single postage, cancelled with centric Zeppelin postmark from the board post office (Type a) and with red boardmarks carried by airship on it' s 5th flight to Switzerland and dropped at Zurich (arrival postmark), a rare offer in very good quality, Sieger 40 B, Michel Zeppelin specialized catalogue 40 I b