1851 3d Red Beaver Imperforate on Laid Paper, used with light target cancel, clear laid lines and four large margins, very fine. Accompanied by a 2012 Greene Foundation certificate. Rsv. $750. (Image)

Unitrade $ 1,600

1851 3d Red Beaver Imperforate on Laid Paper, a used vertical pair without visible laid lines, light cancels and very fine. Accompanied by a 2017 Greene Foundation certificate. Rsv. $1,150. (Image)

Unitrade $ 3,200

1851 3d Orange Red Beaver Imperforate on Laid Paper, used with target cancel and four large margins. The stamp shows a short transfer at left side and tiny thins near A of CANADA and O of POSTAGE, still attractive and very fine appearance. Accompanied by a 2009 Greene Foundation certificate. Rsv. $575. (Image)

Unitrade $ 1,600

6d Consort Trial Colour Plate Proof in Black, with Vertical SPECIMEN Overprint in Carmine, a sheet margin block of four on card-mounted India paper, with large margins, showing part of two stamps at bottom. There are clear horizontal guidelines in the sheet margin at left, going through all stamps, very fine. Rsv. $450. (Image)

Unitrade $ 1,400

6d Consort Trial Colour Plate Proof in Grey Blue, with Vertical SPECIMEN Overprint in Carmine, on card-mounted India paper, fresh and very fine. (Image)

Unitrade $ 350

1851 6d Slate Violet Consort Imperforate on Laid Paper, used with an ideal strike of a target cancel in blue-green. A lovely stamp in all respects, with four large and even margins, extremely fine. Accompanied by a 2020 Greene Foundation certificate. Rsv. $1,600. (Image)

Unitrade $ 2,000

1851 6d Slate Violet Consort Imperforate on Laid Paper, used with large and even margins all around, plus clearly visible laid lines, extremely fine. Accompanied by a 1986 Greene Foundation certificate. Rsv. $650. (Image)

Unitrade $ 2,000

12d Queen Victoria Plate Proof in Black, with Vertical SPECIMEN Overprint in Carmine, on India paper, a lovely example of this popular Pence proof, very fine. (Image)

Unitrade $ 2,500

1852 3d Red Beaver Imperforate, used with 4-ring #18 (Kingston) cancel. Margins range from sheet margin at bottom, to large on other three sides, very fine. (Image)

Unitrade $ 300

1852 3d Red Beaver Imperforate, used with 4-ring #27 (Ottawa) cancel. Margins range from well clear all around to close at upper left, fine-very fine. A very nice example of this ring numeral. (Image)

Unitrade $ 225

1852 3d Red Beaver Imperforate, used with 4-ring #15 (Guelph) cancel in its first state. Margins range from a sheet margin at bottom (including part of an imprint) to large on three other sides, showing part of adjoining stamp at right, extremely fine. A lovely stamp, signed in pencil by Alberto Diena. (Image)

Unitrade $ 300

1852 3d Red Beaver Imperforate, used with a clean 4-ring #19 (London) cancel. The stamp has four large margins and a crisp, clear impression, very fine. (Image)

Unitrade $ 300

1852 3d Red Beaver Imperforate, used with a 4-ring #23 (Niagara) cancel. The stamp has four large margins, very fine. (Image)

Unitrade $ 300

1852 3d Red Beaver Imperforate, used with a 4-ring #16 (Hamilton) cancel. The stamp only has three margins but has a nice strike of this scarce ring numeral. (Image)

Est $ 100

1852 3d Red Beaver Imperforate, used with a 4-ring #29 (Perth) cancel. The stamp has three margins plus close at right, with a choice strike of the ring numeral. (Image)

Unitrade $ 150

1852 3d Red Beaver Imperforate, used with a 4-ring #38 (St Catharines) cancel. The stamp has four large margins, a little close at lower right, still very fine. (Image)

Unitrade $ 300

1852 3d Red Beaver Imperforate, used with a centrally struck 4-ring #33 (Port Hope) cancel. The stamp has three large margins plus close at right and a crisp impression, fine-very fine. (Image)

Unitrade $ 225

1852 3d Red Beaver Imperforate, group of three used, each with a 4-ring numeral cancel. #30 (Peterboro, corner crease lower right), #43 (Simcoe, on ribbed, soft wove paper, with a thin) and #50 (Windsor, large margins, possibly position 100, with thins). A nice appearing group with easily readable, clean strikes. (Image)

Est $ 100

1853 3d Brown Red Beaver Imperforate with Re-Entry, unused (no gum), with deep rich colour and well clear to close margins, fine-very fine. The re-entry is mostly notable on the letters PE of PENCE. Accompanied by a 1986 Greene Foundation certificate. Rsv. $750. (Image)

Est $ 750

1852 3d Red Beaver Imperforate on Ribbed Soft Wove Paper, a used vertical pair with 4-ring #5 (Brantford) cancels in black. Margins range from well clear all around to close at bottom right, fine-very fine. A lovely pair. (Image)

Unitrade $ 1,200

1852 3d Orange Red Beaver Imperforate on Thin Paper, used with target cancels, with four enormous margins, showing adjoining stamps at left and bottom, extremely fine. An outstanding stamp in all respects. Accompanied by a Greene Foundation certificate. Rsv. $675. (Image)

Est $ 750

1852 3d Deep Red Beaver Imperforate, a used horizontal pair with 4-ring #5 (Brantford) cancels in blue. Margins range from well clear top and bottom, to just touching at both sides, fine. A great item for plating, as the impression is crisp and clear. (Image)

Unitrade $ 350

1852 3d Red Beaver Imperforate with Major Re-Entry, used with light grid cancel, with major re-entry from position 47, pane A. Margins are large to well clear, very fine. Accompanied by a 2013 Richard Gratton AIEP certificate. Rsv. $575. (Image)

Unitrade $ 1,300

1855 6d Slate Grey Consort Imperforate, used with target cancel, a nice stamp with four large to well clear margins, very fine. (Image)

Unitrade $ 1,600

1855 6d Slate Grey Consort Imperforate, used with neat target cancel and four large margins, from upper left corner of sheet (position 1), extremely fine. Accompanied by a 2012 Richard Gratton AIEP certificate. Rsv. $1,600. (Image)

Unitrade $ 1,600