1896-97 QV Keyplates Crown CA Watermark £1 purple/red SG 41-53, well-centred, tiny hinge remainder, Cat £325. (Image1)

Estimate AU$150

1912-21 KGV Keyplates Multiple Crown CA Watermark ½d to £1 set SG 121-128 with extra shades of ½d, 1d, 1/-, 2/- x2, 5/-, 10/- carmine & blue-green/green and 10/- carmine & yellow-green/green SG 127a & 127b plus unlisted £1 black & deep purple/red, most are well-centred, lightly mounted or with small hinge remainders, Cat £1100+. (26) (Image1)

Estimate AU$600

1912-21 KGV Elephant Multiple Crown CA Watermark £1 black & purple/red SG 128, well-centred, very lightly mounted, Cat £250. (Image1)

Estimate AU$150

1912-21 KGV Keyplates Multiple Crown CA Watermark £5 orange & green SG 130, fresh colours, very well-centred, a few characteristic tiny gum 'bubbles' on the reverse, lightly mounted, Cat £4500. This and its Script CA Wmk companion (see the next lot) are two of the key KGV stamps of the entire British Empire. (Image1)

Estimate AU$3,000

1921-27 KGV Keyplates Multiple Script CA Watermark £5 orange & green SG 148 marginal example from the base of the sheet, fresh colours, exceptionally well-centred, very light diagonal gum bend, lightly mounted with just a tiny trace of a hinge remainder, Cat £4000. David Brandon Certificate (1987). This and its Crown CA Wmk companion (see the previous) are two of the key KGV stamps of the entire British Empire. (Image1)

Estimate AU$2,500

1921-27 KGV Keyplates Multiple Script CA Watermark £5 orange & green with 'SPECIMEN' overprint SG 148s, very well-centred, characteristic light even gum tropicalisation, unmounted, Cat £500+ for mounted. (Image1)

Estimate AU$400

1933 Abolition of Slavery Centenary ½d to £1 set SG 168-180, well above-average centring, some minor gum tropicalisation, most including the three top values lightly mounted, a couple of others with small hinge remainders, Cat £1100. (13) (Image1)

Estimate AU$600

1933 Abolition of Slavery Centenary ½d to £1 set SG 168-180, very fine used with light cds or oval 'REGISTERED' cancels, Cat £1600. (13) (Image1)

Estimate AU$1,000

1933 Abolition of Slavery Centenary ½d to £1 set puncured 'SPECIMEN' SG 168s-180s, some minor gum tropicalisation, very lightly mounted, Cat £850. (13) (Image1)

Estimate AU$400