1911-12 Downey Head Issues. 1910 2d Hentschel colour essay, two examples printed in differing shades of purple on white wove paper, 50x27mm, with handstruck "MB/70" and "W/65" respectively in black above designs, heavy hinging at top and some insignificant paper warping, a very attractive and rare multiple. (Image)

1910 1 1/2d Hentschel colour essay in orange-yellow on white wove paper, 43x53mm, with handstruck "W/90" above design, most attractive and scarce. (Image)

1911 1 1/2d Engravers sketch die (die 2 head), cut close example printed in dark brown on thin card and mounted on thick card (57x81mm) showing ink manuscript "Dark Brown W/41", very fine, most attractive and rare. (Image)

1911 2d Engravers Sketch Die for the unissued value, die I head, printed in black on glazed proof paper (62x76mm) with uncleared surround and without value, very fine and rare (SG Spec. fig.20). (Image)

1911 3d Engravers Sketch Die for the unissued value, cut down die proof used as a colour trial printed in red-brown on thick white paper, using the die 2 head with shaded background to head and upper corners solid, very fine and scarce (SG specialised Vol.2 pg. 79 fig. 23b). (Image)

1911 3d Colour Trial. with white background to head and shaded upper corners. Reworked head Cut down from a die proof used as a colour trial on thick white paper in Rose. Scarce. (Image)

1911 3d Engravers sketch stamp size die for unissued value (die 2 head), used as a colour trial and printed in grey on thick white paper, very rare. (Image)

1911 5d Engravers sketch stamp size die (die 2 head), cut close to shape, used as a colour trial and printed in light blue on thick white paper, very rare (S.G. £4'500). (Image)

1911 1/2d Downey Head die proof of the accepted design (die 1a), printed in bright pink on white glazed paper (100 x125mm) with reversed "2" above design, very fine and scarce. (Image)

1911-12 1/2d green with error perf. 14 tied to picture postcard by Great Yarmouth AU 28 11 double circle ds, very fine and rare (S.G. £1'000 as used single). (Image)

1911 1d Downey in scarlet (trial h) on John Allen Special Finish Paper, no wmk, in mint n.h. impef. top right corner block of 28, diagonal bend and gum wrinkling, printed by Seymour Bennett Head of the Stamping Department in December 1911 during the production of the die 2 stamps (plates 6a and 8a were used). (Image)

1911-12 Downey Head 1d scarlet (fluorescent) imperf. paper trial block of four from the upper right corner of the sheet, on Austrian enamelled paper, scarce; cert RPS (1990). (Image)

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)