5/- grey & yellow-orange ACSC 46A (SG 135), unmounted, Cat $1500 (£180 for mounted).

Grade A B1 (Image1)

Estimate AU$500

10/- grey & pink ACSC 50 (SG 136), lightly mounted, Cat $750 (£450).

Grade A B1 (Image1)

Estimate AU$250

10/- dark grey & aniline pink ACSC 50E, well centred, lightly mounted, Cat $2750. Sergio Sismondo Certificate (2009).

Grade A B1 (Image1)

Estimate AU$650

10/- grey & pink with Type C 'SPECIMEN' Overprint ACSC 50x, very well centred, very lightly mounted, Cat $850. Ex 'Artemis'. 

Grade A A1 (Image1)

Estimate AU$300

10/- grey & pink John Ash Imprint block of 4 ACSC 50Aza with Pos [R55] Open-Mouthed Kangaroo ACSC 50(V)vb, some very minor gum-aging towards the top, mounted on the upper units and in the margin, the lower units are unmounted, Cat $10,000+ for a mounted block of 4. Ex Lord Cornwallis, 'Besancon' Part III (sold for SFr2420) and 'Artemis'. 

Grade A/B (Image1)

Estimate AU$2,000

£1 grey ACSC 54 (SG 137), Cat $1000 (£650).

Grade A C1 (Image1)

Estimate AU$250

£1 grey with 'WOLLONGONG/NSW' cds, superb, and £2 black & rose-carmine with 'TENNANT CREEK/NT' cds, Cat $1350 (£950). Very attractive duo. (2) 

Grade A+/A (Image1)

Estimate AU$600

£2 black & rose-carmine ACSC 58A (SG 138), neat 'TE[LEGRAPH]S/31MY35/BROKEN HILL' (NSW) cds, Cat $900 (£650).

Grade A B1 (Image1)

Estimate AU$250