Worldwide Stamps and Covers

1930 cover originating from Friedrichshafen, franked with 4M South America Flight (C39), cancelled on board (19 May), carried to Brazil, where local stamps were added (28 May) and to Lakehurst, where $1.30 Zeppelin (C14) paid for the return voyage to Germany, appropriate "This article made the complete round trip via Graf Zeppelin" handstamp, also red "Sudamerika Fahrt" and violet "Europe Pan-America Round Flight" cachets on front, with "Graf Zeppelin Commander Dr.Hugo Eckener" and "LZ 127 Graf Zeppelin Friedrichshafen" markings, plus Lakehurst, Friedrichshafen and Recife pmks on back, v.f. and scarce three-country Zeppelin cover
Estimate: $2000