1930 Ferrucchi Issue, Calchi-Stampalia, 13 different sets used, fine-v.f., cat. $1020 (Image)

Cat. $1020, Est.US$250

1851 1cr carmine on blue, horizontal pair, unused with original gum, h.r., margins all around, natural inclusion at top left, usual gum creases, rich color, fine pair, with 2012 Sismondo certificate, cat. $20000 (Cat No. 4) (Image)

Cat. $20000, Est.US$3,000

1938 Proclamation, complete set of 10 used in 1939 on registered legal size cover from Florence to USA, cover fold away from the stamps, with Washington, D.C. arrival pmks (Sass.439-48, Euro 750) cat. $600 (Cat No. 400-409) (Image)

Cat. $600, Est.US$150

1961 205L Gronchi Rosa, bottom sheet margin single, n.h., v.f., cat. $1250 (Cat No. 834a) (Image)

Cat. $1250, Est.US$300

1961 205L Gronchi Rosa, three copies, n.h., fine-v.f., cat. $3750 (Cat No. 834a) (Image)

Cat. $3750, Est.US$1,000

1926 Transpolar "Norge" vignette (Volo Transpolare), sheet of 20, bottom left with inverted frame, n.h., v.f. (Image)

Est.US$500

1930 Rome to Rio Flight, 7.70 Lire Prussian blue & gray, n.h., v.f., cat. $900 (Cat No. C27) (Image)

Cat. $900, Est.US$200

1932 Leonardo da Vinci, set of six sheets of 50, l.h., mostly in margins, two sets l.h., others n.h., fine-v.f., cat. $6000 (Cat No. C28-33) (Image)

Cat. $6000, Est.US$1,000

1934 Servizio di Stato, 10L blue black, left sheet margin single, n.h., uneven brownish gum, signed Champion, cat. $1750 (Cat No. CO2) (Image)

Cat. $1750, Est.US$300

1954 1,000L ultramarine, n.h., well centered, v.f. (Sass. 81) cat. €4500 (Cat No. Q76) (Image)

Cat. €4500, Est.US$500

1910 "Marche da Bollo" imperforate sheetlet of 14 different, 15c-15L, each overprinted "Saggio", unused without gum, v.f. (Image)

Est.US$250

1918 three cards and one cover sent from the Italian soldiers in Murmansk to Italy, various military markings, including "Corpo di Spedizione Russia Settentrionale", censor handstamps, cover endorsed "O.A.S. / "Al Soldato" and addressed to "Zona di Guerra", fine and scarce group, one with Sorani certificate (Image)

Est.US$1,000

1874 1c olive green, gray green, 50c lilac, two distinct shades, blocks of four, mostly n.h., usual centering (Cat No. 1,1f,10) (Image)

Est.US$250

1874 1c olive green, corners modified (issued with overprint and not to be confused with the regular Italian stamps), "Estero" omitted, unused without gum, fine and extremely rare stamp, only a few known, with 1988 Diena and 2001 Bolaffi certificate ("one of the rarest stamps of the Classic Period Italy") (Sass.1e, Euro 125,000) cat. $75000 (Cat No. 1e) (Image)

Cat. $75000, Est.US$10,000

1874 1c olive green, "Estero" shifted down and to the right, n.h., fine, unusual item, signed Colla, with Dr.Avi certificate (Sass.1h, Euro 4,500) (Cat No. 1var) (Image)

Est.US$500

1874 2c orange brown, corners modified (issued with overprint and not to be confused with the regular Italian stamps), "Estero" omitted, n.h., well centered, fine and extremely rare stamp, pencil signed, with 2004 Colla certificate (Sass. 2b, Euro 250,000) (Scott $75,000 for unused, never hinged not priced) (Cat No. 2a) (Image)

Est.US$20,000

1874 2c orange brown, corners modified (issued with overprint and not to be confused with the regular Italian stamps), "Estero" omitted, canceled "Napoli 7 Giu 189?", well centered, fine and extremely rare stamp, only four (!) recorded, with 1989 Diena and Sorani certificates (Sass. 2b, Euro 125,000) (Scott $75,000 for unused, unpriced used) (Cat No. 2a) (Image)

Est.US$18,000

1874 10c buff, lower corners not altered, unused with gum, irregular perfs, still fine and extremely rare, one of only three (!) unused examples recorded, with 2014 Colla certificate (Sass.4c, unpriced unused) (Cat No. 4c) (Image)

Est.US$6,000

1874 30c brown, none of the corners modified, imperforate plate proof with gum, vertical pair, bottom stamp with only partial impression, n.h., v.f., pencil signed, Ferrario guarantee (Cat No. 8aP) (Image)

Est.US$1,000

1874 2L vermilion, variety lower left corner not completely modified, used, small tear at bottom with 2013 Colla certificate, listed but unpriced (Sass.9b) (Cat No. 11var) (Image)

Est.US$1,500

1881 5c green, upper left sheet corner margin Plate No.1, imprint block of four, n.h., fine, with 2002 Bottacchi certificate ("this is the only known Block of four of the 5c Umberto with Plate Number"), unique (Sass.12, Euro 7,500) (Cat No. 12) (Image)

Est.US$1,500

1917 "Pechino 4-Cents" two line surcharge on 10c claret "Floreali" (Scott 79), unissued, h.r., well centered, fine, with 1950 Fiecchi and 2021 Avanzo certificates. A rarity, only a few recorded (Sassone notes a 10c Floreali with this same overprint, both unused and used, as well as other values which are to be considered as posthumous) (YT 2, Euro 25,000) (Cat No. 3c) (Image)

Est.US$5,000

1917 6c on 15c slate, n.h., fine, with Chiavarello and 2023 Dr.Avi certificates (Sass.3, Euro 7,000) cat. $3250 (Cat No. 5) (Image)

Cat. $3250, Est.US$1,000

1917 10 Lire gray green & red, variety damaged "o" in "Pechino", n.h., fine, with 2023 Dr.Avi certificate (Sass.17, Euro 3,000) (Cat No. 21var) (Image)

Est.US$300

1908 5c green, vertical pair, top stamp surcharged with different, incomplete characters "20 ARA", bottom stamp ""10 PARA" as issued, center to bottom, signed Colla, with his 2013 certificate (Sass.1b+1, Euro 68,750) (Cat No. 6var) (Image)

Est.US$7,000