1930 Hydrological Congress, 1.25L dark blue, right margin horizontal strip of four, imperf. vertically and at right, n.h., v.f. and extremely rare showpiece item, as only one sheet was likely printed (Sass.18f), cat. €22000 (Cat No. 35var) (Image)

Cat. €22000, Est.$4,000

1923 March on Rome, complete set, sheet margin blocks of four, n.h., fine-v.f. (Sass.5-10) cat. €1100 (Cat No. 5-10) (Image)

Cat. €1100, Est.$200

1923 March on Rome, complete set, blocks of four, used, fine-v.f. (Sass.5-10) cat. €1300 (Cat No. 5-10) (Image)

Cat. €1300, Est.$150

1924-26 Vaglia, complete set in blocks of four (40c from second set), n.h., fine-v.f., cat. €6800 (Cat No. Sass.1,3-6,8) (Image)

Cat. €6800, Est.$1,500

1927 National Defense, complete set in blocks of four, used, fine-v.f. (Sass.39-42) cat. €1200 (Cat No. B19-22) (Image)

Cat. €1200, Est.$150

1930 National Defense, complete set in blocks of four, n.h., fine-v.f. (Sass.69-72) cat. €3200 (Cat No. B50-53) (Image)

Cat. €3200, Est.$500

1932 6th SAF to Argentina, v.f., with transit and arrival pmks, signed Diena (Image)

Est.$200

1933 Zeppelin set of six, used in combination with additional franking on six separate covers or cards, each with appropriate Roma cachet, sent from Tripoli to Bern, Friedrichshafen, Buenos Aires, Recife and Santos, v.f., signed Richter, etc. (Sass.PA22-27) cat. €6600 (Cat No. C21-26) (Image)

Cat. €6600, Est.$2,000

1852 10c black on rose, error "EENT" instead of "CENT" at bottom, used, ample margins all around, light blue postmark, fine and rare stamp, pencil signed (Sass.2c) cat. €5000 (Cat No. 2a) (Image)

Cat. €5000, Est.$1,000

1853 (19 Apr) outer FL franked on both sides with 5c and 25c, both with margins all around, address obliterated, with Reggio 19 Apr datestamp, fine (Image)

Est.$250

1852 15c rose, three singles, ample margins, each used on a locally used FL, various markings, mostly fine or better (Sass.3) cat. €1200 (Image)

Cat. €1200, Est.$150

1859 5c blue green, boxed "P.P." cancel, margins all around, good color, v.f., signed Emilio Diena, with 1985 Domenico Facci certificate, cat. $4250 (Cat No. 12a) (Image)

Cat. $4250, Est.$500

1852 1/2b-1sc, complete set of 11, used, usual faults and defects, fine-v.f. appearance, with 1967 BPA certificate for the 1sc (Sass. 1-11) cat. €11000 (Cat No. 1-11) (Image)

Cat. €11000, Est.$500

1852 2b green, block of four, h.r., margins all around, v.f. (Sass.3) cat. €3000 (Image)

Cat. €3000, Est.$500

1852 3b black on yellow, corner margin block of fifteen, five stamps hinged, balance n.h., v.f., with 2003 Diena certificate (Sass. 4A; catalogue value for hinged singles) cat. €1500 (Cat No. 3d) (Image)

Cat. €1500, Est.$250

1923 Manzoni, set of six, lower values n.h., 5 Lire l.h., fine-v.f., cat. $1300 (Cat No. 165-70) (Image)

Cat. $1300, Est.$200

1988 650L National Soccer Championship, yellow omitted, resulting in light blue instead of green background, n.h., v.f. and rare, listed but unpriced in Sassone, with 2005 Dr.Avi certificate (Cat No. 1743var) (Image)

Est.$750

1926 Transpolar Flight "Nobile", sheet of 25, lower left stamp inverted, n.h., v.f. (Image)

Est.$500

1926 Transpolar Flight "Nobile", sheet of 25, lower left stamp inverted, n.h., v.f. (Image)

Est.$500

1926-28 Volo Transpolare label, also three specially prepared labels for 1928 Umberto Nobile Expedition, plus "Esplorazione Polare NOBILE Dirigibile, Italia 1928" overprint on gummed portion of 1.20L, fine-v.f. (Cat No. C7var) (Image)

Est.$250

1930 Trans-Atlantic Squadron, 7.70 Lire Prussian blue & gray, right sheet margin single, n.h., v.f., cat. $900 (Cat No. C27) (Image)

Cat. $900, Est.$200

1925 (27 Sep) Como to Bellagio flight card (creases), franked with 2x10c, with departure and arrival pmks, ex-Joffe (Image)

Est.$150

1926 (16 Dec) flown cover from Palermo to Rome, attractively franked with six different stamps, including 5L gray green, v.f., with arrival pmk (Image)

Est.$250

1926 (7 Apr) trial flight Palermo to Genova (SANA), cover (pre-printed "Primo Volo Inaugurale Genova - Roma - Napoli - Palermo"), franked with 1L and 60c, carried by pilot and canceled on arrival in Genova, fine and scarce item, with penciled explanation on back (Image)

Est.$150

1927 (29 Mar) special S.I.S.A. (Societa Italiana Servizi Aerei) postal card flown from Trieste to Vienna, faint toning, with arrival pmk (Image)

Est.$150