9d violet with the Watermark Inverted as ACSC #24a but NOT punctured Large 'OS', exceptional centring, tiny tear & minor perf imperfections at upper-right, rubber Parcel Post datestamp, Cat $12,500++. An important new discovery. [The ACSC states "About half a dozen examples are known...all punctured Large OS"]

Grade B A2 (Image1)

Estimate AU$3,000

10/- grey & pink, excellent centring, CTO with Melbourne cds of AP15/13 ACSC #47w, Cat $1700.

Grade A A1 (Image1)

Estimate AU$600

10/- grey & pink CTO with Melbourne cds ACSC #47w, large-part o.g., Cat $1700.

Grade A C1 (Image1)

Estimate AU$600

£1 brown & blue ACSC #51A (SG 15), a trifle aged & reperforated, Cat $4500 (£3000).

Grade B C1 (Image1)

Estimate AU$400

£2 black & rose ACSC #55A (SG 16), well centred, two filled pinholes, Sydney cds of -OC14, Cat $6000 (£4000). An attractive example of one of Australia's scarcest 'straight' stamps, at an attractive price.

Grade (A-) (Image1)

Estimate AU$1,250

£2 black & crimson, CTO with large Melbourne cds of 5AP13 ACSC #B55w, Cat $5500 (£4000). Superb!

Grade A+ B1 (Image1)

Estimate AU$2,000

PUNCTURED SMALL 'OS': ½d to 4d complete, well centred, unmounted, Cat $5000. A very scarce short set. (6)

Grade A B1 (Image1)

Estimate AU$1,750