9d Violet Die IIB BW #28(4)za Plate 4 Ash Imprint pair, fresh MUH, Cat $450+. (Image1)

Estimate AU$150

6d Chestnut BW #22(OS)ia, optd 'OS' with variety Retouched top frame with additional scratch from Broome to left frame, top right corner example [3R6] with '25 Shee(ts)' handstamped in violet on reverse alongside very light hinge mark, Cat $250. (Image1)

Estimate AU$125

9d Bright Violet BW #28bw Perf 'OS' marginal block of 4 with complete strike of 'GPO MELBOURNE/19DE32' CTO cancel, storage related gum toning, full unmounted gum, Cat $300+. (Image1)

Estimate AU$140

2/- Maroon BW #39 solo franking on 1938 (26 Oct) airmail cover from Sydney to Austria, appropriate arrival backstamps, Cat $500 (for single franking on cover). (Image1)

Estimate AU$250

2/- Maroon BW #39w block of 6 with a complete strike and a half strike of 'GPO MELBOURNE/19DE32' CTO cancel, mildly toned gum, five units MUH, Cat $750 (Image1)

Estimate AU$400

2/- Maroon BW #39(2)za, Ash imprint pair, Cat $1,000. (Image1)

Estimate AU$130

5/- Grey & Yellow-Orange BW #45, marginal single, hinged in margin only, Cat $1,750. (Image1)

Estimate AU$350

5/- Grey & Yellow-Orange BW #45, few nibbed perfs, centre to top, some light dust marks in shading over Roo's head, MLH, Cat $400. (Image1)

Estimate AU$120

5/- Grey & Yellow Perf 'OS' BW #45ba(D)j,45wb, postally used & CTO (without gum) examples, former with Spencer's Gulf short [R5,60], latter with Kangaroo's foot partially in Bight, Cat $575+. (2) (Image1)

Estimate AU$120

10/- Grey & Pink BW #49, well centred, very lightly mounted, Cat $1,100. (Image1)

Estimate AU$500

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

Estimate AU$240

10/- Grey & Pale Pink BW #49 vertical pair, lower unit with some nibbed/short perfs, lightly struck Marble Bar (WA) datestamps, Cat $1,400+. Scarce multiple. (Image1)

Estimate AU$340

£2 Grey & Rose-Crimson BW #57, a very presentable example albeit with one doctored perforation, Cat $1,200. (Image1)

Estimate AU$400