S23722

Flight to Switzerland 1932 - ppc with nice motif " Einsiedeln " and Switzerland airmail stamp additional postage, cancelled Romanshorn 27.VI.32 sent via Friedrichshafen and carried by airship on it' s flight to Switzerland dropped at Zurich (arrival postmark), very good quality, Sieger 166 CH, Michel Zeppelin specialized catalogue 250 I CH