1933 (Sept.) Zeppelin 7th South America Flight, reg’d cover with 3d & 1sh tied by oval Offices/Tangier ds (Sept. 4) sent via London and Berlin (bold connecting flight cachet), with Pernambuco bs (Sept. 20). Only 12 passengers were flown on this trip. Faint central fold, very fine (Sieger 232 B, € 350) (Image)

1933 (October) Zeppelin Chicago Flight reg’d cover from the Spanish sector with KGV 10c, 25c and pair of 1P values all tied by oval Larache ds (7 OC 33), bold large connecting flight cachet and triangular flight cachet, sent to Recife (Brazil) with bs of Larache, Tangier and Pernambuco, very fine and quite scarce (Sieger 238, € 600) (Image)

1934 (Sept.) Zeppelin 8th South America flight, reg’d pc (endorsed as printed matter) with 2.20P total franking (Spanish currency) tied by Larache ovals (12 SP 34), sent via Tangier (oval bs) and Stuttgart (Sept. 22 transit and code b cachet), then F’hafen (29.9.34) to Pernambuco (Oct. 3 receiver), highly attractive, very fine (Sieger 274 BA, € 275+) (Image)