2d Grey Die I pair (rounded corner on left unit) both with part 'A+R' perfin on Angus & Robertson parcel tag, BW #7, Cat $125++. An unusual tied commercial perfin. (Image1)

Estimate AU$100

2d Silver-Grey Die IIA with Double print perf 'OS', BW #8Ac, Cat $7,500. Drury certificate (2019). BW only records one other example in private hands. (Image1)

Estimate AU$5,000

2d Bluish Grey Die IIA with Break in 'd' in value circle [3L35], BW #8Bf, Cat $125. (Image1)

Estimate AU$60

2d Silver-Grey Die IIA with Break in top of value circle [3L35], BW #8Ah, light diagonal crease, MUH, Cat $125. (Image1)

Estimate AU$70

3d Olive Die I Watermark inverted pair, BW #13a, nice mint, Cat $550. (Image1)

Estimate AU$250

3d Olive Die I plate 1 Harrison 2-line imprint pair, BW #13(1)ze, storage-related gum toning, Cat $2,000. (Image1)

Estimate AU$750

3d Olive Die I plate 2 Harrison 2-line imprint strip of 4 BW #13(2)zd, 3 units MUH, unit 2L59 with Retouch on first A of AUSTRALIA (BW #13(2)g), Cat $3,500 as imprint block of 4. (Image1)

Estimate AU$2,000

6d Pale Ultramarine Die IIB variety Broken leg BW #20C(3)d, St Kilda (Vic) datestamp just impinges on flaw, Cat $750. Drury Certificate (2018). (Image1)

Estimate AU$200

6d Chestnut Die IIB plate 3 Harrison (N over M) 2-line imprint pair, BW #21(3)zc, one unit MUH, Cat $300. (Image1)

Estimate AU$200

6d Chestnut Die IIB plate 3 Mullett imprint block of 4, BW #21(3)zd, lower units MUH, Cat $600. (Image1)

Estimate AU$500

6d Chestnut Die IIB plate 4 Mullett imprint block of 4, BW #21(4)zb, lower units MUH, Cat $600. (Image1)

Estimate AU$500

6d Chestnut Die IIB plate 4 Ash (N over A) imprint pair, BW #21(4)ze, Cat $200. (Image1)

Estimate AU$175

9d Bright Red-Violet (Aniline) Die IIB variety Broken shading lines below POSTAGE [4L1], BW #27E(4)d, Cat $750 (as normal stamp). Drury certificate (2019) (Image1)

Estimate AU$300

9d Violet Die IIB plate 4 Ash imprint block of 4 with 4R49 Die II substitution, BW #27(4)zg, lower units MUH, Cat $1,250. (Image1)

Estimate AU$800

1/- Emerald Die II Plate 2 Harrison imprint pair, BW #32(2)ze, MLH, Cat $15,000. One of the rarest imprints with only about 10 recorded, including imprint pairs. A very difficult imprint and missing from most collections. NPC certificate (2017) (Image1)

Estimate AU$12,000

1/- Blue-Green Die IIB Perf 'OS' pair left unit variety Value circle broken at base [3L52,58 & 3R42] BW #33(3) used; also same variety on a single 1/- CTO, Cat $140+. (2 items) (Image1)

Estimate AU$60

1/- Blue-Green Die IIB plate 3 Harrison imprint pair, BW #33(3)za, one unit MUH, Cat $750. (Image1)

Estimate AU$600

1/- Blue-Green Die IIB plate 3 Mullett imprint pair, BW #33(3)zc, one unit MUH, Cat $450. (Image1)

Estimate AU$350

1/- Blue-Green Die IIB variety LI of SHILLING deformed BW #33(4)h, hinge rem, Cat $300. (Image1)

Estimate AU$70

1/- Blue-Green Die IIB plate 4 Harrison imprint pair, BW #33(4)za, creased, Cat $750. (Image1)

Estimate AU$200

1/- Blue-Green Die IIB plate 4 Ash imprint pair, BW #33(4)zg, both units hinged, Cat $400. (Image1)

Estimate AU$200

2/- Brown Perf 'OS' Watermark inverted BW #37aba, rounded corner, part Chief Parcels Office (Hobart) cancel in blue, Cat $1,500. (Image1)

Estimate AU$240

2/- Maroon plate 1 Harrison imprint pair, BW #38(1)za, Cat $2,000. (Image1)

Estimate AU$800

2/- Maroon plate 1 Mullett imprint strip of 4, BW #38(1)zb, 2 units MUH, Cat $2,750 as block of 4. (Image1)

Estimate AU$2,000

5/- Grey-Black & Chrome part 'FLINDERS NA(VAL BASE)' cds, BW #44, Cat $275. (Image1)

Estimate AU$100