Great Britain. 1840 1d. black Pl. VI , EG with good to very large margins and crisp impression, and Pl. VII, DG with line through check letters and good margins all round; both cancelled by red Maltese Cross; fine. Cat. £825 (Image1)

Est. £200-250

Great Britain. 1841 blued paper 1d. red-brown unused block of six, good margin at foot, cut-into on other sides and with a few faults; 1847 Embossed 1/- green block of four, a few creases and small split at upper right, B.P.A. Certificate 2017; 1862 9d. straw PL, centred to lower left with small part original gum, and I. R. Official 1885 £1 brown-lilac, unused without gum, stained, thin at lower left and diagonal crease, P.T.S. Certificate (2016); a useful group with huge catalogue value in excess of £80,000 (Image1)

Est. £1,000-2,000

Great Britain. 1841 1d. red-brown group of twelve cancelled by good clear strikes of Maltese Crosses "1" to "1"2, a few cut-into on at least one side, very crisp strikes. S.G. 8m, 1-12, £2,900+ (Image1)

Est. £200-300

Great Britain. 1841 2d. blue Pl. IV, SG, unused with good margins on three sides, enormous at foot and just cut-into at upper right; fine and crisp impression, regummed. A visually pleasing and fresh example. P.T.S. Certificate (2017). S.G. 14, £5,000 (Image1)

Est. £250-350

Great Britain. 1847-54 Embossed Issue. 1/- pale green, 10d. brown and 6d. violet, each overprinted "specimen", the 1/- overprinted in red, the others in black; the 6d. with small thin in the upper margin, otherwise a fine, attractive and scarce trio. S.G. 54s, 57s and 58s, £9,000 (Image1)

Est. £1,500-2,000

Great Britain. 1847-54 Embossed Issue. 1/- pale green overprinted "specimen" in red, three good margins and just touching the frameline at foot, without gum; fresh and fine. R.P.S. Certificate (2014). S.G. 54s, £2,500 (Image1)

Est. £500-700

Great Britain. 1847-54 Embossed Issue. 10d. brown, Die II block of four, two just touched otherwise with good margins and showing a trace of the adjoining stamp at upper right, indistinctly cancelled; a few minor imperfections, nevertheless a rare block, Karl Louis records only four other blocks of four. Specialised £14,000 (Image1)

Est. £2,000-3,000

Great Britain. 1867-83 Watermark Large Anchor. £5 orange on blued paper, BE, overprinted "specimen", unmounted mint; very fine and scarce thus. S.G. 133s, £3,000 (Image1)

Est. £900-1,200

Great Britain. 1867-83 Watermark Large Anchor. £5 orange on white paper, AC, large part original gum; fresh and fine. An attractive examle of this popular high value. S.G. 137, £12,500 (Image1)

Est. £4,000-6,000

Great Britain. 1887-92 £1 green, LA, part original gum, fresh colour; a few short perfs. in places, fine appearance. S.G. 212, £3,500 (Image1)

Est. £800-1,200

Great Britain. 1912-24 1d. scarlet horizontal pair, the right-hand stamp variety 'q' for 'o', [R.4/11] (Control T22), the left-hand stamp lightly mounted, the variety unmounted. S.G. 357ab, £450 (Image1)

Est. £100-150

Great Britain. 1913 Royal Cypher (Multiple) ½d. bright green and 1d. dull scarlet, unused (regummed), signed E. D(iena) at top of each. S.G. 397-398, £375 (for mounted). (Image1)

Est. £80-120

Great Britain. 1929 P.U.C. £1 black, unmounted mint; slightly blunt corner at lower left, lightly toned gum with trivial marks on gum at foot; fresh appearance. S.G. 438, £1,100 . (Image1)

Est. £250-350

Great Britain. Officials. Board of Education: 1902 1/- green and carmine overprinted "specimen"; part original gum; vertical crease at left and small diagonal crease at lower left, nevertheless good appearance. S.G. O82s, £3,000 . . (Image1)

Est. £350-450

Great Britain. Officials. Board of Education: 1902-04 2½d. ultramarine, well-centred and with large part original gum, fine and fresh. Rare. B.P.A. Certificate (2019). S.G. O85, £5,000 (Image1)

Est. £1,500-2,000