1872 3kr carmine, unused with original gum, small h.r., fresh color, excellent embossing, signed Diena, with 2007 Krug certificate, fine and scarce unused stamp (Mi.9) cat. $1700 (Cat No. 9) (Image)

Cat. $1700, Est.US$500

1872 7kr ultramarine, l.h., well centered, fresh and v.f., with 2022 Philatelic Foundation certificate, rare unused, cat. $2350 (Cat No. 10) (Image)

Cat. $2350, Est.US$750

1872 Large Shield, 2 1/2gr orange brown, h.r., minor gum adhesions and tiny thin, well centered, good embossing, fine and scarce stamp, signed Pfenninger, cat. $1800 (Cat No. 19) (Image)

Cat. $1800, Est.US$250

1900 5m Reichspost, Type I, red partly retouched at right, n.h., v.f., signed Pfenninger, cat. $1650 (Cat No. 65e) (Image)

Cat. $1650, Est.US$500

1901 (9 Nov) Round the World stationery 10pf card from Potsdam to USA, with New Orleans arrival, 2c carmine added for further transmission via New York and India, where 1a Victoria canceled Bombay paid for the return to Germany on 4th January, 1902, framed "Reexpedie" and arrival pmks, fine three-country combination card, 57 days in the mail (Image)

Est.US$100

1901 3PF on left half of 5pf green, the legendary "Vineta" provisional, h.r., signed Miro, Friedemann, also Roumet, with 1971 certificate, as well as Georg Buhler, with his 1975 certificate. A considerable rarity unused (This famous provisional was created on April 13, 1901 on board the cruiser SMS Vineta. As the postal officer had not been supplied with 3 Pfennig Germania stamps, he bisected his stock of the 5 Pfennig stamps and stamped them by hand with a "3 PF" mark. Mail with the Vineta provisional stamp was sent from Pernambuco to Germany on April 17, 1901. Only 600 were surcharged, with majority used, destroyed or disappeared over the years, making this unused provisional one of the rarities of German philately) (Mi.AI, Euro 13,000) cat. $9000 (Cat No. 65B) (Image)

Cat. $9000, Est.US$4,000

1930 Pan-America Round Flight cover, franked with German stamps cancelled on board 12.4.1930, with Bern Flugplatz cds the same day, additionally franked with Netherlands adhesives cancelled Gouda 6.V.30, endorsed "Alpengebiet", "mit "L.Z.127" in red ink, some staining, otherwise fine and rare combination cover (Image)

Est.US$1,500

1930 South America flight card addressed to Haiti, franked with 1m and 3m Eagle, tied by Friedrichshafen cds, with Port-au-Prince arrival pmk on back, scarce destination (Image)

Est.US$250

1931 Polar Flight, 4c Colombia stationery entire envelope, with additional Colombian franking, mixed with 2M Polar Flight and US pair of 5c Beacon, with appropriate markings incl. Leningrad, Berlin and Cali, fine triple combination cover (Image)

Est.US$1,000

1931 2nd SAF picture postcard (LZ127) addressed to Hermann Sieger, Cape Verde drop (S.Vincente 19 Sep), v.f. (Cat No. Si.129Ab) (Image)

Est.US$150

1934 Christmas flight card from Stuttgart to Montevideo, with green "Weinachten" and violet "Via Condor/Zeppelin Navidad" cachets, the latter applied in Uruguay, fine and unusual mixed-cachet card (Cat No. Si.286Ba) (Image)

Est.US$400

1936 Zeppelin/Glider combination flight card, with Germany and Austrian stamps, Budapest drop, fine and scarce, with appropriate cachets, only 10 carried (Image)

Est.US$500

1936 Hindenburg, return flight to North America, legal-size cover franked with the complete set of 1936 Olympics, canceled on board (9.5.36), with New York arrival pmk on back, v.f., scarce franking (Image)

Est.US$300