S17936

South America flight 1933 - letter from the first trip with indicia of the united steel works Gelsenkirchen with 355 Pfennig from 5.5.1933 as scarce and pure legitimate cover by registered mail via Friedrichshafen transported with airship to Buenos Aires, on the back various arrival stamp. Vertical center fold in the envelope, a very rare offer, Sieger 202 Aa, Michel Zeppelin-Spezial-Katalog 294 a