Zeppelin Flights. 1929 (August 23-29), Round the World Flight cover and postcard, franked by 5 or 1 stamp respectively, tied by Tokyo ds, cover addressed to San Francisco (Los Angeles receiver on reverse), card addressed to NYC (no backstamp), both with red confirmation cachet, arranged on pages from a Collection, VF, Sieger #31A, B, C.v. €1,300 (Image)