Australian Commonwealth Specialists Catalogue, Kangaroos published by Brusden White in 2013, 5th Edition. Brand new. (Image1)

Estimate AU$20

1d Red Die I '1' flaw west of Tasmania x2 (both states) [BL40], BW #2(B)f,fa, Cat $275. (2) (Image1)

Estimate AU$120

2d Grey block of 4, BW #5, some nibbed perfs, mild tone patches, three units MUH, Cat $975+. (Image1)

Estimate AU$180

3d Olive-Green Die II variety White flaw over 'T' of 'THREE' [1L55] BW #12D(1)d, marginal example, fine mint Cat $1,500. (price error for the flaw in Brusden White). (Image1)

Estimate AU$900

4d Orange-Yellow BW #15E, MVLH, Cat $1,500. National Philatelic Centre certificate (2021). (Image1)

Estimate AU$350

4d Orange-Yellow BW #15E, fine used, Cat $250. National Philatelic Centre certificate (2021). (Image1)

Estimate AU$120

6d Blue Perf Small 'OS' BW #17Dbc pair, single spot on gum, centred high, MUH, Cat $1,700+. (Image1)

Estimate AU$300

6d Blue variety Defective second 'E' of 'PENCE' [1L34], BW #17(1)e, well centred, fine mint, Cat $4,500. Very rare stamp. National Philatelic Centre certificate (2021). [Absent from the Hardy Collection. Arthur Gray's off-centre example sold for US$2,760 (AU$3,835 at the time) in 2004] (Image1)

Estimate AU$1,500

6d Blue Die II variety White flaw off WA coast [1R55] BW #17A(1)g, fine MLH, Cat $550. National Philatelic Centre certificate (2021) (Image1)

Estimate AU$150

9d Violet variety White flaw under 'TA' of 'POSTAGE' [1L58] BW #24(1)d, well centred, MLH, Cat $450. National Philatelic Centre certificate (2021). (Image1)

Estimate AU$180

9d Deep Violet variety Breaks in shading under 'NINE PENCE' [2L22], BW #24C(2)j, very well centred, fine mint, Cat $400 (without premium for the scarce shade). National Philatelic Centre certificate (2021) (Image1)

Estimate AU$180

1/- Pale Blue-Green BW #30D, fresh MLH, Cat $1,000. National Philatelic Centre certificate (2021) (Image1)

Estimate AU$200

2/- Brown Perf Large 'OS' BW #35ba, single pulled perf and associated tiny nick, very well centred, Registered/Melbourne datestamp, Cat $250. (Image1)

Estimate AU$120

5/- Grey & Yellow variety Break in right frame opposite Cape York [R44], BW #42B(D)u, well centred, MLH, Cat $1,750.National Philatelic Centre Certificate (2021) (Image1)

Estimate AU$600

5/- Grey & Yellow variety Break in right frame opposite Cape York [R44], BW #42B(D)u, MVLH, Cat $1,750. National Philatelic Centre Certificate (2021) (Image1)

Estimate AU$650