S17794

Baltic Sea Flight 1930 - 2 Mark Südamerikafahrt Zeppelin as good single franking on envelope, very clean used with on-board cancel from 23.9.1930 and carried by airship with postal dispatch Stockholm (on the back arrival postmark), envelope on the reverse left with opening cut and slight traces in the envelope, Sieger 88 Dc, Michel Zeppelin Special Catalog 128 IV c