1917 (April-May) Budapest Aerial Exposition (“Hadirepülögèp Kiàllitas”), ppc and cover, each with special label, with 2f or 15f franking tied by Budapest expo cds (May 12 & May 2 respectively), the ppc (unaddressed) shows a bomber biplane and crew, very fine, accompanied by unused label and larger sized “poster” in same design (Mü. 8, 4’000pts each) (Image)

1931 (March) Zeppelin Hungary Flight, pc with 1P Zeppelin ovpt. tied at Budapest (March 27) with cachet type I and Budapest receiver (March 29), also return flight ppc with similar 2P value tied March 29 and with F’hafen receiver (March 30), very fine (Sieger 102 Aa & 103 b, € 300) (2) (Image)

1931 (April) Egypt Flight, 10f postal card with 2.22P total franking tied at Budapest (931.APR.6 cds), F’hafen departure (9.4.31) and finally the special cds of Cairo (11.AP.31), sent back to Budapest, very scarce despatch for the Egypt Flight, very fine (few gum stained perfs at BL) (Sieger 104, € 300) (Image)

1931 (July 24) Zeppelin Polar Flight, 6f postal card with 1.94P add’l franking tied at Budapest (July 16) with s/l Hungarian pictorial cachet tying part of franking, sent via F’hafen (24.7.31 cds) to Leningrad with 25 VII 31 pictorial receiver, uncommon (and UNIQUE) Thorshavn, FAROE ISLANDS final destination, a wonderful showpiece, very fine (Sieger 119 var., € 350++) (Image)

1931-32 Zeppelin Flights, excellent group of 6 diff. covers or cards, nearly all very fine and quite attractive (Sieger 116, 124Ca, 138, 143Aa, 157, 183B; € 910) (Image)

1933 (Oct.) Zeppelin Chicago Flight cover with Hungarian special and round trip cachets, 3.30P total franking tied by Budapest airmail cds (Oct. 11) and with F’hafen transit (Oct. 14), Montevideo, URUGUAY machine bs (Oct. 19), reverse shown superb strike of unlisted Condor-Zeppelin 2nd Flight cachet (similar to that shown for Paraguay, Sieger 240, but without top two lines), uncommon and very fine, ex Kronstein (Sieger 238 E variety, € 550+) (Image)

1936 (May) Zeppelin Hindenburg 1st North America Flight, registered cover with 2.90P franking tied at Budapest (May 5), also Matyasfold / Repuloter cds and same day Berlin bs, carried to New York (May 9 & 11 bs), cachet with code d, uncommon, very fine (Sieger 406, € 275) (Image)