10/- grey & pink with White Flaw below 'N' of 'TEN' ACSC 50(D)h, well centred, unmounted, Cat $2750 plus a premium for the variety. Superb!

Grade A+ B1 (Image1)

Estimate AU$850

10/- grey & pink ACSC 50A marginal block of 4 from the left of the sheet, unmounted, Cat $11,000+. Superb!

Grade A+ (Image1)

Estimate AU$3,500

10/- grey & pink Ash Imprint block of 4 with Open-Mouthed Kangaroo ACSC 50za, the upper units with small hinge remains, the lower units with light gum disturbance, Cat $10,000.

Grade A C1 (Image1)

Estimate AU$2,000

£1 grey ACSC 54 block of 4 with central 'LATE FEE/ * /MELBOURNE VIC' cds, Cat $1800++. A rare commercially used multiple.

Grade A B1 (Image1)

Estimate AU$1,250

£1 grey with Retouch Below 'D' of 'POUND' ACSC 54f [Pos L36], lightly mounted, Cat $1900.

Grade A C1 (Image1)

Estimate AU$500

£1 grey with Type D 'SPECIMEN' Overprint ACSC 54xa block of 4, unmounted, Cat $1500+ for mounted.

Grade A (Image1)

Estimate AU$1,000

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

Grade A B1 (Image1)

Estimate AU$2,750

£2 black & rose-carmine ACSC 58A (SG 138), very well centred, a few nibbled perfs, neat Sydney GPO cds, Cat $850 (£600).

Grade A- B2 (Image1)

Estimate AU$400

£2 black & rose-carmine with Open-Mouthed Kangaroo ACSC 58A(V)va, unmounted, Cat $15,000 plus a premium for the variety.

Grade A C1 (Image1)

Estimate AU$3,500

£2 grey-black & rose-carmine ACSC 58B, very lightly mounted, Cat $5000.

Grade A C1 (Image1)

Estimate AU$2,750

£2 grey-black & rose-carmine ACSC 58B marginal example from the base of the sheet, unmounted, Cat $15,000. Chris Ceremuga Certificate (2019).

Grade A C1 (Image1)

Estimate AU$5,000

£2 black & rose-carmine with Type D 'SPECIMEN' Overprint block of 4 ACSC 58xa, three units are unmounted, Cat $3500+ for a mounted block of 4.

Grade A C1 (Image1)

Estimate AU$1,400