1860 2½d Dull Rose Queen Victoria Imperforate, mint, with full original thin white, dull gum. Very few of these stamps exist in private hands, especially with full original gum and with four large to well clear margins. Fine-very fine and accompanied by 1998 and 2015 Greene Foundation certificates. Rsv. $18,000. (Image)

Unitrade $ 45,000

1860 2½d Dull Rose Queen Victoria Imperforate, a mint horizontal pair with sheet margin at left showing imprint. This stunning pair still retains its full original thin white, dull gum, is lightly hinged and has four large to clear margins, very fine. An extremely rare stamp in this format and quality, with an accordingly huge catalogue value and very reasonable reserve price. Accompanied by a 2020 Greene Foundation certificate. Rsv. $36,000. (Image)

Unitrade $ 120,000

1860 2½d Dull Rose Queen Victoria, Perforated 14, a mint block of four with full original gum, top pair is hinged and bottom pair is never hinged, fine. A great rarity, and catalogue value is for four hinges singles only. Accompanied by a 2020 Greene Foundation Certificate. Rsv. $2,250. (Image)

Unitrade $ 4,000

1860-1865 Group of Three Queen Victoria Perforated Issues, with #s 2, 5 and 6, all three are used and have a few pulled perfs, still fine appearing. (Image)

Est $ 250

5c and 10c Queen Victoria Trial Colour Die Proofs in Back, both on glazed card, each with light staining, still rarely offered and very fine appearance. Accompanied by a 2006 David Brandon certificate. Ex. Dale-Lichtenstein. Rsv. $1,600. (Image)

Est $ 1,600

Sperati 5c Queen Victoria Large Die Proof in Red, on thin paper, signed by the forger in pencil, backstamped twice "Sperati Reproduction" by BPA, with number "218" in blue which has bled through to the front, still rare and fine. (Image)

Est $ 500

10c Queen Victoria Die Proof in Blue, on glazed card, with light horizontal crease breaking paper fibers at left, still rarely offered and very fine appearance. Accompanied by a 2004 David Brandon certificate. Ex. Dale-Lichtenstein. Rsv. $1,100. (Image)

Est $ 1,500

1865 5c Blue Queen Victoria Imperforate, mint with full original gum and four well clear to large margins. The lower right corner has been severed and re-attached, and there is a vertical crease down the right side. Accompanied by a (pink) 2020 Greene Foundation certificate. (Image)

Est $ 100

1865 10c Blue Queen Victoria Imperforate, used with neat blue oval cancel, the stamp has four large margins (for issue) and a few small spots of soiling at top, very fine. Signed by Roger Calves (Paris) and Sergio Sismondo, with his accompanying 2006 certificate. (Image)

Unitrade $ 1,500

1865 5c Rose and 10c Blue Queen Victoria Perforated 14, both unused (no gum), and fine. (Image)

Unitrade $ 1,000

1865 10c Blue Queen Victoria, Perforated 14, a mint block of four with full original thin white gum, lightly hinged and fine. A rare block of four, especially this nice. Accompanied by a 2020 Greene Foundation certificate. Rsv. $1,800. (Image)

Unitrade $ 5,000

1867 50c on 3d Violet Seal of British Columbia Surcharge, Perforated 14, mint with large part original gum, bright colour and fine. (Image)

Unitrade $ 1,800

1867 50c on 3c Violet Seal of British Columbia Surcharge, mint with large part original gum, there is a small tear at top and a tiny perf crease at upper left corner, else fine. (Image)

Unitrade $ 1,800

1869 25c on 3d Orange Seal of British Columbia Surcharge, a mint strip of three, with full original gum, lightly hinged. A rare multiple, especially so fresh and very fine. Accompanied by a 2020 Greene Foundation certificate. Rsv. $2,500. (Image)

Unitrade $ 4,500

1869 $1 on 3d Green Heraldic Surcharge, Perforated 12½, mint with lightly disturbed original gum, with a few blunt perf tips as is often seen on these, still fine. Accompanied by a 2020 Greene Foundation Certificate. Rsv. $1,100. (Image)

Unitrade $ 3,600

Group of Four Unused (No Gum) Different Singles, with #s 2, 8, 9 and 11, the latter has spots on front which could be a postmark or stains, else an overall fine group. (Image)

Scott $ 1,310

Group of Four Mint and Used Issues, with #7 (fine with og), 8 (used with very light cancel), 9 (used with nice #35 cancel in blue) and 11 (used with #35 cancel). The last two have small perf problems, else a mostly fine lot. (Image)

Est $ 300