1912-24 Profile Head Issues. 1912-24, master die proof for the 1d and 2 1/2d values (stage 4a) in black on proof paper, 179x121mm, very fine and rare (S.G. £5'750). (Image)

1912 Profile Head master die proof, stage 4, for the 1d and 2 1/2d values, printed in black on white proof paper (73x68mm), scarce. (Image)

Watermark Multiple Cypher Post Office presentation card (118x100mm.); endorsed Multiple block cypher and bearing a piece of paper (65x62mm.) with coloured impressions of the watermark. Scarce. (Image)

1912-24, 1/2d cobalt green without watermark variety in mint n.h. right marginal vertical pair, faint bend on lower stamp, fine and fresh, cert. RPS (2020) (S.G. Spec. N14(17b), £400+). (Image)

1912-24 1/2d bright green mint block of 12 showing unprinted area in the centre affecting two stamps due to foreign matter on the plate during the printing process, very fine and unusual item for the specialist, cert. RPS (2020). (Image)

1912 1d die proof (stage 5) in blue on thin glazed card (27x33mm), with uncleared surround from the "completed" state with stepped frame line at left, scarce. (Image)

1912, 2d die I imperforate block of four plate proofs printed in black from a special plate of four impressions on surfaced proof paper, light bends from hinge remainders on reverse, nevertheless a very fine and extremely rare item (See S.G. Spec. vol.2, p.113). (Image)

1912 2d orange die I mint n.h. marginal block of four from the lower right of the sheet, showing watermark "POSTAGE" reversed on right vertical pair plus further "POSTAGE" in margin from the adjacent sheet, fine and very fresh. (Image)

1912 2 1/2d indigo-blue mint, very fine and rare shade, cert. RPS (S.G. £3'000). (Image)

1912 4d Eve's Wreath Design die proof in black from the "Lewis" engraved die with fully cleared surround (see fig.28 in the SG GB Specialised vol.2) on white card (65x69mm), endorsed at top "Die Proof 16. Sep. 1912", archive punch hole at top left, corner fault at lower left, rare. (Image)

1913 5d Die proof in black on thin white glazed card (71x78mm), cleared surround, dated in manuscript at lower left "2.5.13", rare. (Image)

1912 5d Eve's Wreath Design bromide in black and mounted on white card (68 x 60mm) pencilled in manuscript on reverse "2-7-12" . Scarce. (Image)

1912-24 5d yellow-brown mint n.h. with no watermark variety, very fine and fresh (S.G. £1'200). (Image)

1912 7d uncleared die proof printed in black on thin white glazed card (52x57mm), numbered "573" on reverse, rare., ex Nissen. (Image)

1913 7d Gloriosa-blue Miller and Motley colour trial of "Eves Pillar" design, with solid shaded background to Kings Head, produced by the Printex method on white glazed thick ungummed paper, very scarce. (Image)

1912 8d Trial of Eve's wreath design die proof in black on white glazed card (38x42mm), slight thin, fine and scarce (See SG Spec. vol.2 p.127) (Image)

1912, 9d very deep agate very lightly mounted mint (u/m?), cert. RPS (2007) when it was in a pair and cert. Hendon (2016). (Image)

1922 9d olive-green imperf. imprimatur from the right of the sheet, mint n.h., the reverse with "BPMA" handstamp, very fine and scarce. (Image)