Great Britain. 1840 One Penny Black. Plate 4. RJ, in intense black shade with four large margins tied by experimental Maltese Cross cancellation in black on entire letter regarding proposed railway lines used locally in Scotland from Perth to Arbroath; the reverse showing clear "perth. oc 4. 1840." boxed postmark (It was not until February 1841 that the black Maltese Cross was adopted for general use); small scissor cut in lower left corner mentioned for accuracy, refolded and usual archival fold down the middle though still a fine and rare cover. R.P.S. Certificate (2016), Spec. AS22 (Image1)

Est. £700-900

Great Britain. 1840 One Penny Black. Plate 6. AF, unused with fresh colour, cut-into on two sides; hinge remnants on reverse, a good mint example (Image1)

Est. £600-800

Great Britain. 1840 One Penny Black. Plate 6. SF-SI horizontal strip of four with large margin at top showing adjoining stamps above, good margin to the left, elsewhere slightly cut into tied to partial entire by strikes of black Maltese Cross cancellations; the reverse showing "Feb/C 22 1841" red h.s, two vertical filing folds clear of the stamps, a fine and scarce multiple on cover. (Image1)

Est. £800-1,000

Great Britain. 1840 One Penny Black. Plate 7. OE, good even margins all round, unused without gum, a fine example with fresh appearance (Image1)

Est. £1,500-2,000

Great Britain. 1840 One Penny Black. The "V.R" Official. EF cancelled by concentric circles cancellation, official trial with chemicals to attempt the removal of the cancellation. B.P.A. Certificate (1980) stating "... Thinned upper left and oblique cut at top rejoined and repaired". S.G. VI, £22,500 (Image1)

Est. £3,500-4,000

Great Britain. 1840 One Penny Black. Mixed Plates. a group of seven used examples all with black Maltese Cross cancellations, comprising plates 1a (CH), 1b (DC), 2 (MI) crisply cancelled, 3 (SA) showing worn plate, 4 (BL), 6 (PA) and 9 (IF), with mixed margins, some usual faults mixed condition though still a useful group (Image1)

Est. £300-400

Great Britain. 1840 One Penny Black. Mixed Plates. Seven used examples all with red Maltese Cross cancellations including plates 1a (FK), 1b (PD), 2 (KE), 3 (GK), 4 (RG), 8 (TC) and 9 (RL), mixed margins, a couple of usual faults and creases, mixed condition though a useful group with some crisp cancellations. (Image1)

Est. £300-400

Great Britain. 1840 Two Pence Blue. Plate 1. EI-EJ horizontal pair with four close to large margins, tied to small piece by black Maltese Cross cancellations, fine pair. S.G. 5 (Image1)

Est. £250-350

Great Britain. 1840 Two Pence Blue. Plate 1. MA-MD horizontal strip of four cancelled by black Maltese Cross cancellations, almost clear margins all round, hinge remnants on reverse and scissor cut between the middle stamps at bottom nevertheless a rare multiple (Image1)

Est. £400-600

Great Britain. 1840 Two Pence Blue. Plate 2. SI-SJ horizontal pair visible margins except for the top corners and upper left side, cancelled by blue Maltese Cross cancellations, some toning on the reverse, fine and rare example. S.G. 5. (Image1)

Est. £800-1,200

Great Britain. 1841 Two Pence Blue. Plate 3. IA-IB, horizontal pair, large part original gum, four nicely balanced margins, some faults with closed tear at top of right stamp and vertical pressed crease. R.P.S. Certificate (2015). S.G. ES11, £10,000 (Image1)

Est. £600-800

Great Britain. 1841 Two Pence Blue. A collection of used examples (90) on a Hagner page, including five pairs, mixed margins and with a range of different cancellations, mixed condition with usual faults though still a useful group (Image1)

Est. £400-600

Great Britain. 1847-54 Embossed Issue. 1/- green, good margins except right frame cut into and bottom right slightly cut to shape, possibly repaired top left corner and faintly toned, large part original gum, rare unused example. S.G. 55 £24,000 (Image1)

Est. £400-500

Great Britain. 1847-54 Embossed Issue. 1/- pale green, four good margins, lightly cancelled by indistinct barred numeral cancel, typical silk thread slit at bottom neverthe less a fine stamp. S.G. 54 £1,000 (Image1)

Est. £250-350

Great Britain. 1854-79 used selection of 1d. reds on two pages comprising 1854-57 examples on cover (2), four pairs,a single and a block of four, 1864-79 includes eight singles, horizontal strip of five and an example on cover, all with various cancellations, mixed condition, a good lot for the specialist. (Image1)

Est. £100-150

Great Britain. 1864-79. One Penny. Plate 225, EH, rose-red unused example, regummed though with fresh colour, fine example of this rare plate. S.G. 43 £3,000 (Image1)

Est. £400-600

Great Britain. 1870-79. ½d. rose imprimatur group (12), comprising plates 1 (TQ), 3 (TI), 5 (TU), 6 (TS), 8 (TV), 10 (AG), 11 (TS), 13 (AH), 14 (AC), 15 (TE), 19 (TG) and 20 (AQ), all with four good to large margins, without gum and with hinge remnants on the reverse, a fine and rare group. S.G. Spec G4 from: £11,400 (Image1)

Est. £3,000-5,000

Great Britain. Channel Islands. 1948 1d. and 2½d. imperforate imprimaturs with left margins, the 2½d. with control numbers, both with "n p imprimatur" handstamps on reverse, unmounted mint, a very rare duo (Image1)

Est. £800-1,000

Great Britain. King Edward VII Issues. 1902-10 De La Rue Issues. 5/- bright carmine, very well-centred and fresh, large part original gum. S.G. 263 £850 (Image1)

Est. £150-200

Great Britain. King Edward VII Issues. 1911-13 Somerset House Issue. 10/- blue, well-centred with large part original gum, a fine example, S.G. 319 £1,100 (Image1)

Est. £250-350

Great Britain. King Edward VII Issues. 1902-10 De La Rue Issues. 10/- ultramarine, block of four with top sheet margin, lightly cancelled by four 'Jul 1912' c.d.s with indistinct town name, fine and rare multiple. S.G. 265 £2,000 (Image1)

Est. £400-600

Great Britain. King George V Issues. 1913 Waterlow Bros & Layton. £1 green, bright and fresh colour with large part original gum, fine. S.G. 403 £3,750 (Image1)

Est. £1,000-1,500

Great Britain. King George V Issues. 1915 De La Rue. 2/6d. deep yellow brown seahorse, very well-centred and good colour, unmounted mint, very fine. S.G. 405 £680 (Image1)

Est. £150-200

Great Britain. King George V Issues. 1929 Postal Congress. £1 black (3), all unused, one unmounted, the others lightly hinged including an example with margin to the right, a very fine trio. S.G. 438 £1,900 (Image1)

Est. £800-1,000

Great Britain. King George V Issues. 1934 e-engraved 2/6 to 10/- complete set of three, the 10/- with small stain on front and reverse, nevertheless fresh and attractive appearance, unmounted mint. 5/- with A.P.S. Certificate (2015) and 10/- with PF Certificate (2015) S.G. 450-452 £1,000 (Image1)

Est. £300-400