1902-10 ½d to £1 Bromide die proofs. Very fine set of seventeen proofs as per the issued designs, the bi-coloured designs formed from composite paste-ups of the two different components. Very scarce. Ex DLR Archive and Hassan Shaida. | Estimate - £2100-£2400 (Image)

1906 1d imperforate colour trial in blue-geranium on Crown wmkd paper, printed from a special plate of twenty electros, fine large part o.g., very scarce. SG 219var | Estimate - £500-£600 (Image)

1901 1d colour trial in black on red imperforate gummed Crown wmkd paper, from special plate of 20 electros, fine and scarce. SG 219var | Estimate - £420-£500 (Image)

1901 1d imperforate colour trial in dull purple (issued colour for 6d) on gummed Crown wmkd wove, fine o.g., very scarce. SG 219var | Estimate - £400-£500 (Image)

1901 2½d perforated colour trial in bright blue on gummed Crown wmkd paper, fine o.g., scarce. SG 230var | Estimate - £500-£600 (Image)

1902 10d slate-purple & carmine-pink (O), interpanneau marginal block of ten, full unmounted o.g., very fresh multiple of this rare DLR shade, a stunning exhibition piece. BPA Certificate (1988), SG 254; Spec. M42(3). | Estimate - £2100-£2300 (Image)

1906 10d slate-purple and carmine, top marginal block of four, full unmounted o.g., very fresh. SG 255; Spec. M43(2) | Estimate - £350-£400 (Image)

1905 1/- dull green and carmine, optd by DLR ''SPECIMEN'' type 17, fine o.g., scarce. SG 257s; Spec. M46(1)s | Estimate - £250-£300 (Image)

1902 5/- die proof in black on white glazed card (92 x 61mm), without markings, very fine and scarce. SG 263var | Estimate - £800-£1000 (Image)

1902-10 £1 dull blue-green, large part o.g., minor gum wrinkle. Fine appearance. SG 266 | Estimate - £500-£600 (Image)

1912 6d dull lilac, lower marginal date cut pair from left pane, full unmounted o.g., fine example of this scarce Somerset House shade printed from plate 9a. SG 295var, Spec M33(8). | Estimate - £150-£200 (Image)

1911 2/6d dull reddish purple, top right corner marginal, fresh unmounted o.g., very fine. SG 316 | Estimate - £500-£600 (Image)

1911 5/- carmine, lower marginal, fresh unmounted o.g., fine. SG 318 | Estimate - £300-£400 (Image)

1911 Somerset House £1 deep green, fresh unmounted o.g., very fine. SG 320 | Estimate - £1000-£1200 (Image)

1936 1½d red-brown, imperforate imprimatur horizontal tête-bêche pair with "NPM IMPRIMATUR" handstamp on reverse, fresh unmounted o.g., very rare. SG 459var | Estimate - £3000-£4000 (Image)

1936 1½d Edward VIII Coronation essays imperforate set of four, depicting the King in the uniform of the Welsh Guards (design type E), printed in green, red, brown and blue, on gummed E8R (sideways) wmkd paper, mounted on thin card, these essays were presented to the Post Office and the Royal Arts Commission on 7th September 1936, highly attractive and rare, one of only six sets released. SG 459var | Estimate - £2500-£2700 (Image)