1876-77 16c on 18c Lilac SG #20b with variety Space between 'S' and dot, fine used with 'B62' cancel, Cat £900, Sismondo Certificate (2008). (Image1)

Estimate AU$600

1877 Wmk Crown CC SG #22 16c yellow, strong colour, fine hinged mint, Cat £2,000. (Image1)

Estimate AU$1,350

1891 Jubilee Overprint SG #51a, 2c carmine, variety Short 'J' in 'JUBILEE' [R1/6], fine MLH, Cat £800. (Image1)

Estimate AU$480

1891 Jubilee Overprint SG #51b 2c carmine, variety Short 'U' in 'JUBILEE' [R1/1], rich colour, fine mint, Cat £800. Sismondo Certificate (2008) (Image1)

Estimate AU$480

1891 Jubilee Overprint SG #51c 2c carmine, variety Broken '1' in '1891', marginal example, intense colour, 'JA22/91' FDI cancel. Premium example, Cat £300+. (Image1)

Estimate AU$230

1891 Jubilee Overprint SG #51f, 2c carmine, variety Space between 'O' and 'N' of HONG KONG' [R1/5], fine mint, Cat £1,700. (Image1)

Estimate AU$750

1912-21 KGV MCA SG #115a $5 green & red/green (white back), fine hinged mint, Cat £650. (Image1)

Estimate AU$340

1912-21 KGV MCA SG #115b $5 green & red/green (olive back), mild gum crease, MLH, Cat £1,200. (Image1)

Estimate AU$525