6d Chestnut Plate 4 Ash 'N' over 'A' imprint block of 4, BW #21(4)z, fine mint, lower units MUH, Cat $400+. (Image1)

Estimate AU$140

6d Chestnut Overprinted 'OS' BW #22(OS), very well centred, fresh MUH, Cat $200. (Image1)

Estimate AU$100

9d Violet Die IIB Plate 3 Ash 'N' over 'N' imprint block of 4, BW #28(3)z, fine mint, with lower units MUH, Cat $1,500. (Image1)

Estimate AU$300

1/- Blue-Green Die IIB Ash 'N' over 'A' imprint block of 4, BW #34(4)z, lower units MUH, Cat $900+. (Image1)

Estimate AU$250

10/- Grey & Pale Pink BW #49, hinge remainder, quite well centred, Cat $1,100. (Image1)

Estimate AU$300

10/- Grey & Pale Pink Optd 'SPECIMEN' Type C overprint variety Damaged 'C' - sub type 1, BW #49xb, extremely well centred, hinge remainder, fine mint, Cat $1,750. (Image1)

Estimate AU$500

£2 Grey & Rose Crimson BW #57, marginal example from top of the pane, Cat $1,200. (Image1)

Estimate AU$240

5/- Grey & Yellow CTO variety Notch in kangaroo's snout [L23] BW #45w(V)i, very well centred, without gum, Cat $400+. (Image1)

Estimate AU$120

£2 Grey & Rose Crimson centred to left. BW #57, Cat $1,200. (Image1)

Estimate AU$500