Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - Zeppelin Flights - 1924 (October 10-15), First America Flight by L.Z.126 (ZR 3), three postcards and one cover, franked by Carrier Pigeon stamps, all but one cancelled Friedrichshafen ''15.SEP.24'' and bearing additional ''10.OKT.24'' date stamp, violet confirmation cachet, all different ''MIT LUFTPOST'' labels in black on gray green paper, all appropriate markings and NYC ''OCT.15.1924'' arrival hs, mostly VF, Est. $200-$250, Scott #C21/24