5/- grey & yellow-orange CTO with listed varieties ACSC 46(D)da e (postally used) j & o, (V)vb, and unlisted Vertical Break in Grass behind Kangaroo, Cat $350 plus a significant premium for the varieties. (Qty 6)

Grade A (Image1)

Estimate AU$300

5/- grey & yellow-orange John Ash Imprint pair with Open-Mouth Kangaroo [R55] ACSC 46zc, lightly mounted, Cat $2000.

Grade A C1 (Image1)

Estimate AU$400

5/- grey & yellow-orange John Ash Imprint pair with Open-Mouthed Kangaroo ACSC 46zc, mounted in the lower margin, the stamps are unmounted, Cat $2000+, for mounted.

Grade A B1 (Image1)

Estimate AU$1,200

5/- grey & yellow-orange punctured 'W/A', unmounted. Very scarce.

Grade A C1 (Image1)

Estimate AU$350

10/- & £1 ACSC 50 & 54 (SG 136-7), well centred, very lightly mounted, Cat $1650 (£1100). (Qty 2)

Grade A B1 (Image1)

Estimate AU$600

10/- grey & pink ACSC 50A (SG 136), well centred, tiny natural paper-inclusion at L/R, unmounted, Cat $2750 (£450 for mounted).

Grade A B1 (Image1)

Estimate AU$750

10/- grey & pink ACSC 50A (SG 136) marginal block of 4 from the left of the sheet, the lower units are well centred, unmounted, Cat $11,000+ (£1700++ for mounted singles). A superb multiple. [Sold at our auction of 25.3.2021 for $3235]

Grade A+ (Image1)

Estimate AU$4,000

10/- grey & pink various shades x5 including one that is slightly aniline & a scarce vertical pair, well centred, cds cancels, Cat $2500+. (Qty 5)

Grade A B1 (Image1)

Estimate AU$500

10/- dark grey & aniline-pink ACSC 50E, exceptional centring, 'REGISTERED/SYDNEY NSW' cds, Cat $1250. [Dramatic fluorescence under UV light]

Grade A A1 (Image1)

Estimate AU$400

10/- grey & pink Type D 'SPECIMEN' Overprint selection all with listed or unlisted duty plate varieties, varying perfs & centring but generally fine to very fine, includes some unmounted, Cat $3000+ for normals plus a significant premium for the varieties. (Qty 31) (Image1)

Estimate AU$1,200

10/- grey & pale pink John Ash Imprint pair ACSC 50zb, very lightly mounted, Cat $3750.

Grade A C1 (Image1)

Estimate AU$1,250

£1 grey ACSC 54 (SG 137), well centred, light cds, Cat $450 (£300). Superb!

Grade A B1 (Image1)

Estimate AU$150

£1 grey John Ash Imprint pairACSC 54za, a little aged, a few reinforced perfs to tight of the gutter, the left-hand unit is unmounted, Cat $6000+, for mounted.

Grade B B1 (Image1)

Estimate AU$3,000

£2 grey-black & rose-carmine ACSC 58A (SG 138), bold cds cancel, Cat $900 (£650).

Grade A B1 (Image1)

Estimate AU$250

£2 overprinted 'SPECIMEN' varieties comprising Tsunami in Bight ACSC 58(D)f (one stained perf), Fox-Faced Kangaroo (**) and Open-Mouth Kangaroo ACSC 58(V)u & vb, lightly mounted. Scarce trio. (Qty 3)

Grade A (Image1)

Estimate AU$600

£2 black & rose-carmine John Ash Imprint pair with Open-Mouth Kangaroo [R55] ACSC 58za, very lightly mounted, Cat $25,000. [This pair has a deeper margin at the base than a similarly centred pair that sold at our auction of 2.3.2019 for $9284]

Grade A C1 (Image1)

Estimate AU$7,500