1c Queen Victoria Die Proof in Black, on India paper measuring 30 x 45 mm, with "American Bank Note Co. 95" imprint at bottom, very fine. (Image)

Est $ 500

1c Queen Victoria Trial Colour Plate Proof in Dark Green, with Type D SPECIMEN Overprint in Red, a horizontal pair on India paper, very fine. (Image)

Unitrade $ 360

1c Queen Victoria Trial Colour Plate Proof in Vermilion, with Types A to D SPECIMEN Overprints in Green, a nice group which includes a single with Type A (on India), as well as two plate blocks of four, one with Types C and D (card-mounted India) and one with Types B and D (on India). Very fine. (Image)

Unitrade $ 1,300

1c Queen Victoria Trial Colour Plate Proof in Dark Green, with Type C SPECIMEN Overprint in Red, a lower sheet margin plate block of four on India paper, showing the complete imprint in the bottom margin, very fine. (Image)

Unitrade $ 300

1c Queen Victoria Trial Colour Plate Proof in Dark Green, with two items: a block of four on India paper, as well as a lower left corner single on India paper showing a prominent plate scratch in the Queen's hair, with several unburnished guidelines in the left margin, a very fine group. (Image)

Unitrade $ 600

1c Queen Victoria Trial Colour Plate Proofs in Dark Violet and Orange, each in a block of four on India paper, very fine. (Image)

Unitrade $ 880

1c Queen Victoria Plate Proof in Black, a plate block of four on India paper, showing the complete imprint in the right margin, very fine. (Image)

Unitrade $ 300

1c Queen Victoria Plate Proof in Black, with Type A SPECIMEN Overprint in Red, a block of four on card-mounted India paper, very fine. (Image)

Unitrade $ 240

1c Queen Victoria Plate Proof in Black, with Type B SPECIMEN Overprint in Red, an upper left corner plate strip of four on card-mounted India paper, showing the complete imprint in the top margin, very fine. (Image)

Est $ 100

1c Queen Victoria Plate Proof in Black, with Types B and C SPECIMEN Overprints in Red, a sheet margin vertical plate strip of four on card-mounted India paper, showing the complete imprint in the right margin, and showing three Type B and one Type C overprints, very fine. (Image)

Est $ 100

1c Queen Victoria Plate Proof in Black, with Type B SPECIMEN Overprint in Gold, a block of four on India paper, showing the usual faded overprint, very fine and rare, as only 100 are believed to exist, many having thins. (Image)

Unitrade $ 1,600

1c Queen Victoria Trade Sample Proof in Brown Red, in stamp size on thin hard wove paper, very fine and scarce. (Image)

Unitrade $ 200

2c Queen Victoria Trial Colour Plate Proof in Grey, with two items: a lower sheet margin plate block of four on India paper, showing the complete imprint in the bottom margin, as well as a single, very fine. (Image)

Unitrade $ 540

2c Queen Victoria Trial Colour Plate Proof in Orange, a block of four on card-mounted India paper, very fine. (Image)

Unitrade $ 360

2c Queen Victoria Trial Colour Plate Proof in Dark Slate Violet, with Type A SPECIMEN Overprint in Red, an upper right corner plate block of six on card-mounted India paper, showing the complete imprint in the right margin, very fine. (Image)

Unitrade $ 350

2c Queen Victoria Plate Proof in Lilac, a block of four on India paper, very fine. (Image)

Unitrade $ 400

5c Queen Victoria Trial Colour Plate Proof in Black, a plate block of four on India paper, showing the complete imprint in top margin, very fine. (Image)

Unitrade $ 500

5c Queen Victoria Trial Colour Die Proof in Black, on India paper measuring 33 x 41 mm, very fine. (Image)

Est $ 500

5c Queen Victoria Trial Colour Die Proofs in Vermilion and Brown Red, both in stamp size, vermilion on thin hard wove paper, while the brown red is on India paper, both very fine and scarce. (Image)

Unitrade $ 400

5c Queen Victoria Trial Colour Plate Proof in Black, with Type A SPECIMEN Overprint in Red, a block of four on India paper, very fine. (Image)

Unitrade $ 600

5c Queen Victoria Trial Colour Plate Proofs in Black, with Types B, C and D SPECIMEN Overprints in Red, a block of four on card-mounted India paper has Type B at top and Type D at bottom, and includes a plate inscription single on India paper with Type C overprint. Very fine. (Image)

Unitrade $ 850

5c Queen Victoria Trial Colour Plate Proof in Orange, a block of four on India paper, very fine. (Image)

Unitrade $ 400

5c Queen Victoria Trial Colour Plate Proof in Black, with Type C SPECIMEN Overprint in Green, on India paper, showing part of the imprint in the right margin. Tear at top, still a very fine appearing and scarce proof. (Image)

Unitrade $ 500

5c Queen Victoria Plate Proof in Blue, a plate block of four on card-mounted India paper, showing the complete imprint in top margin, very fine. (Image)

Unitrade $ 300

5c Queen Victoria Plate Proof in Blue, a horizontal strip of three on India paper, with the middle stamp showing a prominent plate scratch in the Queen's hair, very fine. (Image)

Est $ 100