6d to 5/- Group, fresh appearance, few minor faults. (5) (Image1)

Estimate AU$230

6d Chestnut solo franking on 1930 (Apr. 28) registered cover to NZ, stamp tied by Roma (Qld) datestamp, black/blue registration label, Roma, Toowoomba & Sydney backstamps. (Image1)

Estimate AU$75

6d Chestnut BW #22 solo franking on 1933 (Feb 27) registered cover from Perth to Austria. (Image1)

Estimate AU$75

6d Chestnut BW #22(4)z, Plate 4 Ash (N over A) imprint block of 4, two top units hinged in centre gutter, lower units MUH, Cat $400+. (Image1)

Estimate AU$160

6d Chestnut Overprinted 'OS' plus CofA Wmk 6d Chestnut Ovpt 'OS', both unmounted. (2) (Image1)

Estimate AU$100

6d Chestnut Overprinted 'OS' BW #22(OS), very well centred, few shortish perfs, fresh MUH, Cat $225. (Image1)

Estimate AU$60

6d Chestnut Overprinted 'OS' BW #22(OS)(4)za Ash Imprint Plate 4 pair (1 MUH), Cat $500. (Image1)

Estimate AU$100

9d Violet BW #28 tied to Parcel Post label by 'GUMERACHA/29MY31' (SA) cds, minor blemishes, Cat $550 (as a solo on-cover franking). (Image1)

Estimate AU$250

9d Pale Violet BW #28(3)za Ash (N over N) imprint pair with dubious lightly struck per favour cancels, full unmounted gum, Cat $450 mint, unpriced used. (Image1)

Estimate AU$140

1/- Emerald Die IIB Perf 'OS' BW #34(4)ha marginal block of 9, central unit with 'LI' of 'SHILLING' retouched [4L11], trivial gum bends, MUH, extrapolated Cat $3,900+. Attractive positional piece. (Image1)

Estimate AU$600

2/- Maroon Die II BW #39 solo franking on 1931 (Apr 26) airmail cover Darwin to UK, endorsed "Singapore-London", Imperial Airways cachets, Tynygongl, Anglesey arrival cds, Cat $500 (as a solo franking on cover). (Image1)

Estimate AU$250

5/- Grey & Yellow-Orange BW #45, toned gum, MUH, Cat $1,750. (Image1)

Estimate AU$220

5/- Grey & Yellow-Orange BW #45A, fine mint with good perfs, small hinge remainder, Cat $400. National Philatelic Centre Certificate (2021) (Image1)

Estimate AU$170

5/- Grey & Yellow BW #45,45wb used with 1931 Melbourne cds, plus a Perf 'OS' example CTO (few nibbed perfs, no gum), Cat $500 (2) (Image1)

Estimate AU$140

10/- Grey & Pale-Pink BW #49x, optd 'SPECIMEN' Type C, slightly trimmed perfs at left. MUH, Cat $1,250. (Image1)

Estimate AU$300

£2 Grey & Rose-Crimson BW #57, paper wrinkles, fine used, Cat $1,200. (Image1)

Estimate AU$260

£2 Grey & Rose Crimson BW #57B, well centred, fine used, Cat $1,200. (Image1)

Estimate AU$360

£2 Grey & Rose-Crimson Perf 'OS' BW #57b, single pulled perf, very well centred, tidy '18NO32' registered datestamp, Cat $50,000. Rare stamp. PCNZA Certificate (2018) (Image1)

Estimate AU$10,000

£2 Grey & Rose Crimson BW #57x, optd 'SPECIMEN Type D, centred to left, MVLH, Cat $900. (Image1)

Estimate AU$160

£2 Grey & Rose-Crimson BW #57(V)fa variety Ewe-faced kangaroo - state II [L10], superb centring, fine used, Cat $2,250. (Image1)

Estimate AU$800