Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Somalia - Prepared for Zeppelin Flight - 1933 (October 31), registered cover from Mogadishu expected to be sent by Zeppelin Chicago Return Flight on shoulder Seville - Friedrichshafen, franked by five values, including Ostrich 2.55L and 5L, both perf 12 (C.v. $800 and $400 respectively), tied by ''27.9.33'' ds, ''PER ZEPPELIN'' label in blue and red triangle cachet in Italian ''Returned to sender due of no Air Post Service in Spain'' on front and reverse, Milan transit and Rome dropped markings, mostly VF, Est. $300-$350, Scott #140, 145, 147, 151‑52