1912 "Victoria Luise", four 5pf stationery cards, each canceled "Frankfurt(Main)-Wiesbaden / Luftpost", two each 12.10.12 and 14.10.12 datestamps, fine-v.f. (Image)

Est.US$250

1919-20 "Bodensee", three cards and one cover, the latter with violet "Per Luftschiff Bodensee" handstamp, others with "An Bord Des Zeppelin Luftschiffes Bodensee" cachets, two postmarked 18.1.20, the other 23 Dec. 1919, some cover wear and one card with toning, otherwise fine (Image)

Est.US$250

1929 Round-the World flight card to Lakehurst, little overall toning, fine (Cat No. Si.30Ac) (Image)

Est.US$300

1930 SAF cover with "This Article made the Complete Round Trip" hs, franked with stamps of Brazil, Germany and the United States, with appropriate postmarks and signatures of the crew members, fine-v.f. (Image)

Est.US$2,500

1930 Switzerland flight card, mixed franking with Swiss adhesives, cancelled Bern in red, v.f. (Image)

Est.US$500

1930 South America Flight 4m brown, canceled on board (21.5.1930) addressed to London, CAPE VERDE drop, cover and letter stationery "Luftschiff Graf Zeppelin" (Cat No. C39) (Image)

Est.US$200

1931 cover flown on both the 3rd SAF and East Sea Flight, Lubeck and Friedrichshafen departure pmks, Buenos Aires and Villeneuve (France) arrival strikes, fine-v.f. and extremely rare double flight (Image)

Est.US$500

1931 Polar Flight, 2m and 4m, used on flown covers to Leningrad and to the Icebreaker "Malignin", also 1m canceled on board, Hamburg Mophila flight, all v.f., with appropriate cachets and arrival pmks (Mi.456-458) cat. €1780 (Cat No. C40-42) (Image)

Cat. €1780, Est.US$300

1931 Polar Flight cover franked with 4m (canceled on board), transferred to Icebreaker Malyguin, with Moscow arrival postmark (rare), v.f. (Mi.458) cat. €1100 (Cat No. C42) (Image)

Cat. €1100, Est.US$500

1933 Chicago Flight, 1m, 2m (2) and 4m used on three flown covers to USA, two with Berlin forwarding cachets, one with minor cover flaws at top, otherwise fine-v.f. (Mi.496-98) cat. €1950 (Cat No. C43-45) (Image)

Cat. €1950, Est.US$300

1936 four covers, various dates (1st to 4th flights), different franking, two autographed, one by Albert Sammt, sent by Clara Adams, another by two ship officers and addressed to Lt.Cmdr S.E. Peck, US Navy, some faults noted (Image)

Est.US$250

1937 Hindenburg, Paquebot-Post, cover franked with 75pf green, cancelled New York May 10 Paquebot, addressed to Holland, with red "Mit dem Luftschiff Hindenburg Nach Nord-Amerika" return address, enclosure from the "Staatsbedurf der P.T.T. in Rotterdam" confirming that this letter will travel on the "Hindenburg", cover with filing fold away from the stamp, v.f. and rare (Cat No. Si.454Ch) (Image)

Est.US$3,000