1893 2c red brown, overprint inverted, l.h., fine, signed Diena, Colla, also Sismondo, with his 2008 certificate (Sass. Euro 1,000) cat. $725 (Cat No. 2a) (Image)

Cat. $725, Est.$150

1922 Italian stamps Mazzini, set of three overprinted "Somalia" in black or red, n.h., usual centering, signed Diena, with his 1991 certificate. A rarity from the Italian Colonies, only 10 (!) sets printed, cat. €27000 (Cat No. Sass.P1-3) (Image)

Cat. €27000, Est.$3,000

1924 1c brown, vertical pair, bottom stamp without overprint, l.h., signed Bolaffi, also Sismondo, with his 2008 certificate (Sass.77e, Euro 2,800) cat. $1850 (Cat No. 88b) (Image)

Cat. $1850, Est.$500

1924 2c orange brown, vertical pair, bottom stamp without overprint, n.h., signed Bolaffi, also Raybaudi, with his 1985 certificate (Sass.78e, Euro 5,600) cat. $2750 (Cat No. 89b) (Image)

Cat. $2750, Est.$500

1925 1L dark blue, variety imperf. at bottom, l.h. (if at all), v.f. (Sass. 97a) cat. €1800 (Cat No. 92var) (Image)

Cat. €1800, Est.$250

1937 10c deep blue, n.h. and post office fresh, well centered for issue, signed Bolaffi, Sorani, also Zanaria, with 1963, 2008 and 2013 certificates. A rarity from Eritrea (Sass.22, Euro 16,500) cat. $13500 (Cat No. Q21A) (Image)

Cat. $13500, Est.$2,500

1903 5c orange buff & lake, double overprint, n.h., usual centering, signed Raybaudi, with his 2007 certificate, cat. €1500 (Cat No. J1var) (Image)

Cat. €1500, Est.$150

1920 5c orange buff & lake, overprint inverted, l.h., exceptionally well centered for issue, v.f., signed Sismondo, with his 2008 certificate (Sass.14a, Euro 750) cat. $550 (Cat No. J1c) (Image)

Cat. $550, Est.$150

1934 20L rose carmine, overprint inverted, n.h., fine, with 2008 Sismondo certificate (Sass.38a, Euro 1,500) cat. $800 (Cat No. J27a) (Image)

Cat. $800, Est.$200