1921 5c black and green, center inverted, right margin vertical pair, top stamp l.h., bottom stamp n.h., also block of four and vertical pair with double horizontal perforations, two stamps in the block n.h., balance hinged, signed Diena, Colla, fine-v.f. (Sass. 23c,p) cat. €785 (Cat No. 22b,var) (Image)

Cat. €785, Est.$100

1921 5c black and green, imperf. top sheet margin horizontal pair, n.h., v.f., with 2014 Colla certificate (Sass.23h) cat. €1520 (Cat No. 22c) (Image)

Cat. €1520, Est.$150

1921 5c black and green, imperf. corner margin block of four, with center shifted upwards, l.h., v.f., signed Diena, with 2014 Colla certificate (Sass. 23h,var) cat. €3040 (Cat No. 22c,var) (Image)

Cat. €3040, Est.$200

1924-31 2L carmine, top margin block of 15, containing five vertical strips of three, imperf. horizontally between and at top, n.h., natural gum creases, fine-v.f., signed Diena (Sass.43k) cat. €20000 (Cat No. 43var) (Image)

Cat. €20000, Est.$1,500

1924-40 1c black and gray brown, 2c black and red brown, perf. 11, right sheet margin blocks of four, n.h., fine-v.f., signed Colla (Sass.58-59; catalogue value for singles) cat. €8800 (Cat No. 47a-48a) (Image)

Cat. €8800, Est.$500

1924-40 15c black brown and orange, bottom margin block of four, bottom stamps imperf. at bottom variety, n.h., v.f., with 2014 Colla certificate (Sass. 48o) cat. €1520 (Cat No. 52var) (Image)

Cat. €1520, Est.$150

1924-40 30c black and black green, perf. 11, sheet of 100, n.h., folded between the stamps, fine-v.f. and rare full sheet (Sass.63; catalogue value as singles) cat. €40000 (Cat No. 54a) (Image)

Cat. €40000, Est.$4,000

1924-40 1L dark brown and brown, perf. 11, top margin block of nine, with significant downward shift of center, n.h., natural gum creases mentioned for accuracy, fine-v.f. and rare multiple of this variety, with clear 2014 Colla certificate (Sass.65b) cat. €18000 (Cat No. 58avar) (Image)

Cat. €18000, Est.$1,500

1924-40 1L dark brown and brown, perf. 11, variety double perforations at right, used, fine, unpriced used (Euro 1,200 for mint), with 2014 Colla certificate (Cat No. 58avar) (Image)

Est.$150

1936 cover from Benghazi to Palermo, franked with pair of 5c, single 30c and another pair of 5c, variety imperf. vertically, fine-v.f., with arrival pmk, unlisted in Sassone (Image)

Est.$200

1931 Sixth Sample Fair Tripoli, imperforate horizontal pairs, plate proofs on glazed paper, v.f., cat. €1120 (Cat No. C4-7P) (Image)

Cat. €1120, Est.$200

1915 20c buff and magenta, imperf. plate proof, corner margin block of four, without gum, v.f., signed Diena, with 2014 Colla certificate (Cat No. J3P) (Image)

Est.$200

1928 2nd Sample Fair, overprinted "Saggio", set of six in blocks of four, n.h., v.f. (Cat No. B11-16S) (Image)

Est.$200

1926-36 2.50L on 2L, surcharge showing through to reverse ("decalco della soprastampa"), block of four, central cds, v.f. and rare, with 2014 Colla certificate (Sass.13m) cat. €6000 (Cat No. E12var) (Image)

Cat. €6000, Est.$500