5/- grey & pale yellow-orange ACSC 46A (SG 135) part-imprint single, unmounted, Cat $1500+ (£170+ for mounted).

Grade A C1 (Image1)

Estimate AU$400

5/- grey & yellow-orange Ash Imprint block of 4 with Open-Mouthed Kangaroo ACSC #46za, very lightly mounted & the third unit is unmounted, Cat $5000+ for mounted.

Grade A C1 (Image1)

Estimate AU$1,000

10/- grey & 'aniline' pink ACSC 50D, faint bend at U/R, unmounted, Cat $1750 for mounted; unpriced unmounted.

Grade A- B1 (Image1)

Estimate AU$1,500

10/- dark grey & 'aniline' pink ACSC 50E, very lightly mounted, Cat $2750.

Grade A C1 (Image1)

Estimate AU$750

10/- dark grey & 'aniline' pink ACSC 50E, well centred, very lightly mounted, Cat $2750. Brusden White Certificate (2004) as the then ACSC 50C, the dark grey shade (as it is described on the certificate) being added only in the 2004 edition of the ACSC.

Grade A B1 (Image1)

Estimate AU$1,000

10/- dark grey & 'aniline' pink ACSC 50E, well centred, very lightly mounted, Cat $2750. A superb example of this dramatic shade.

Grade A+ B1 (Image1)

Estimate AU$1,250

10/- dark grey & 'aniline' pink ACSC 50E (SG 136var) marginal block of 4 from the right of the left-hand pane, the lower units better centred, unmounted, Cat $11,000++ for mounted singles. A rare block.

Grade A (Image1)

Estimate AU$6,000

10/- dark grey & 'aniline' pink ACSC 50E, well centred, Launceston (Tas) cds, Cat $1250.

Grade A B1 (Image1)

Estimate AU$400

10/- grey & pink with Type C 'SPECIMEN' Overprint ACSC 50x, unmounted, Cat $1750.

Grade A C1 (Image1)

Estimate AU$500

10/- grey & pink John Ash Imprint pair with Open-Mouthed Kangaroo ACSC 50zc, extremely well centred for an imprint piece, very lightly mounted, Cat $3750.

Grade A A1 (Image1)

Estimate AU$1,250

£1 grey ACSC 54 (SG 137), unmounted, Cat $3250 (£650+ for mounted).

Grade A B1 (Image1)

Estimate AU$850

£2 grey & rose-carmine ACSC 58A (SG 138), very lightly mounted, Cat $5000 (£4250).

Grade A C1 (Image1)

Estimate AU$2,000

£2 black & rose-carmine ACSC 57B (SG 138), well centred for this issue, lightly mounted, Cat $5000 (£4250). A very attractive example.

Grade A B1 (Image1)

Estimate AU$2,500

£2 grey & rose-carmine ACSC 58A (SG 138), well centred, lightly cancelled, Cat $850 (£600). A premium-grade stamp.

Grade A B1 (Image1)

Estimate AU$450

£2 grey & rose-carmine ACSC 58A (SG 138), well centred, lightly cancelled, Cat $850 (£600). Superb!

Grade A+ B1 (Image1)

Estimate AU$500

£2 grey & rose-carmine with Very Short Spencer Gulf ACSC 58A(D)d (SG 138var), well centred, Cat $7500 (£4250+). A very attractive stamp. Chris Ceremuga Certificate (2020).

Grade A B1 (Image1)

Estimate AU$3,000

£2 black & rose-carmine SG 138 with Open-Mouthed Roo ACSC 58A(V)r from the base of the sheet with part-John Ash imprint, unmounted, Cat $15,000+ (£4250++ for mounted).

Grade A C1 (Image1)

Estimate AU$4,500

£2 grey-black & rose-carmine John Ash Imprint pair with Open-Mouth Roo ACSC #58za, faint central fold in the gutter otherwise superb, unmounted, Cat $25,000 (mounted), or $30,000+ for two unmounted singles.

Grade A (Image1)

Estimate AU$10,000