GB postage stamps

Great Britain 1890 10s ultramarine (I.R. Official), SGO10s. A very fine unused, with original gum, bottom marginal example lettered 'GH', overprint...

Great Britain 1902 10d dull purple & carmine (O.W. Official), SGO35. A very fine used example of this scarce departmental issue neatly cancelle...

Great Britain 1840 1d black Plate 1b (watermark Inverted), SG2wi. A very fine used four margin example of this scarce watermark variety lettered 'K...

Great Britain 1840 2d Blue Plate 1, SG5. A superb used four margin horizontal pair lettered 'LI-LJ', beautifully tied to a clean fresh cover by cri...

Great Britain 1840 1d black "VR Official" imprimatur, SGV1var. A superbly unused, with original gum, close to large four margin bottom marginal imp...

Great Britain 1891 £1 green, SG212/a. A very fine unused, with original gum, bottom marginal block of four lettered 'SA-TB'. The lower pair are unm...

Great Britain 1924 1½d red-brown (printed on the gummed side), SG420c. A superb unmounted mint, with full original gum, right hand corner marginal ...

Great Britain 1962 3d National Productivity Year error, SG632a. A very fine unmounted mint, with full original gum, right hand marginal example wit...

Great Britain 1992 50p ochre "Machin" (ACP/PVAD) error, SGX991ab. A very fine unmounted mint, with full original gum, block of six, the right hand ...

Great Britain 1884 3d Colour trial, SG191var. A very fine imperforate example printed on white gummed Crown watermarked paper in brown lettered TJ....

Great Britain 1915 2s6d "Seahorses" Colour trial, SG406var. A very fine unmounted mint, with full original gum, imperforate horizontal pair printed...

Great Britain 1877 £5 Orange Plate 1 colour trial Telegraphs, SGL237var. A very fine and fresh unmounted mint, with full original gum, imperforate ...

Great Britain 1911 9d deep dull reddish purple & deep bright blue, SG306a. A superb unmounted mint, with full original gum, bottom corner margi...

Great Britain 1958 2d light red brown (crisp print) "Dollis Hill Phosphor Trial”, SG573var. A very fine perforated block of four on gummed unwaterm...

Great Britain 1882 6d grey Plate 18 Specimens, SG161s. A very fine and fresh unused, with original gum, block of four lettered 'FK-GL' (the bottom ...

Great Britain 1841 2d blue Plate 3, SG14f. A very fine used four margin example lettered 'KB', neatly cancelled by a crisp London No.7 in Maltese C...

Great Britain 1896 ½d vermilion (O.W. Official), SGO31var. A brilliant unmounted mint, with full original gum, block of six overprinted "SPECIMEN" ...

Great Britain 1924 10d dull greenish blue (watermark inverted), SG428wi. A very fine unused example with original gum of this very rare King George...

Great Britain 1877 £5 “Telegraphs" colour trial, SGL237var. A very fine imperforate example lettered 'CM' printed on gummed watermarked paper in gr...

Great Britain 1840 2d Mulready lettersheet Stereo A96, SGME3. A superb used example beautifully cancelled by a crisp Bath "53" numeral, sent from B...

Great Britain 1915 2s6d pale yellow brown "Seahorses" colour trials, SG406var. A very fine imperforate vertical pair of colour trial printed by De ...

Great Britain 1958 2d light red brown "Dollis Hill Phosphor Trial”, SG573var. A very fine perforated left hand marginal block of eight on gummed cr...

Great Britain 1883 2s6d die proof, SG175var. A very fine and fresh example printed by De La Rue in black on white glazed card (93 x 60mm) endorsed ...

Great Britain 1870 ½d rose red Plate 10, SG48. A very fine unused, with original gum, block of eighteen lettered 'NO-SQ', with lovely colour and ce...