GB postage stamps

Great Britain 1929 ½d-1½d Postal Union Congress. (Watermark Sideways), SG434/6a. Very fine unmounted mint, with full original gum, set of three. Is...

Great Britain 1911 3d purple/lemon (Perforations 14), SG277. Very fine mint example with original gum printed by Harrison & Sons. GB Specialise...

Great Britain 1960 3d deep lilac (2 Bands), SG615aa. Very fine unmounted mint, with full original gum, bottom right hand corner marginal block of f...

Great Britain 1912 11/2d dull reddish purple & green, SG287. Very fine unmounted mint, with full original gum, example printed at Somerset Hous...

Great Britain 1963 Red Cross Centenary Congress (Phosphor), SG642/4p. A very fine used set of three (3d, 1s3d, 1s6d). Initially, in 1959, when the ...

Great Britain 1972 3p Christmas error, SG914c. Superb Post Office fresh unmounted mint, with full original gum, example with bluish violet (embroid...

Great Britain 1884 5s Rose, SG180s. A very fine unmounted mint, with full original gum, example lettered 'BC', overprinted "SPECIMEN" type 11. Scar...

Great Britain 1988 14p deep blue (FCP/PVAD, 1 centre band), SGX903a. Very fine unmounted mint, with full original gum, horizontal imperforate pair....

Great Britain 1971 3p 'British Anniversaries' error, SG887c. A very fine unmounted mint, with full original gum, example with olive-brown (Faces) o...

Great Britain 1911 5s Carmine, SG318. Very fine used block of four cancelled by Guernsey circular date stamps for JY.2.1912. Printed at Somerset Ho...

Great Britain 1877 £1 brown lilac Telegraphs, SGT17var. Superb unmounted mint, with full original gum, left hand marginal imperforate block of four...

Great Britain 1856 4d carmine on thick blued highly glazed paper Plate 1 (Watermark Medium Garter), SG63s. Superb unmounted mint left hand marginal...

Great Britain 1876 8d orange Plate 2, SG156var. Very fine mint example, with original gum, imperforate imprimatur of this rare "abnormal" plate let...

Great Britain 1979 Rowland Hill Miniature Sheet error, SGMS1099e. Very fine unmounted mint with full original gum example with bright blue omitted ...

Great Britain 1840 1d "Houses of Lords" Envelope, SGPE6. Very fine used example of this rare envelope printed in vermilion on unwatermarked yellowi...

Great Britain 1840 2d Mulready Envelope (Forme 1, Stereo a203) SGME4. Very fine used example sent from Guernsey to Kensington, beautifully cancelle...

Great Britain 1974 3½p Christmas error, SG966a. Superb unmounted mint with full original gum vertical strip of three with light stone (background s...

Great Britain 1840 1d grey “penny black”, plate 1a, SG3. A superb mint horizontal pair lettered FB-FC and a strip of three lettered FD-FF reforming...

Great Britain 1884 10 shilling Ultramarine On Blued Paper, SG177. A superb mint example of this very rare stamp. Exceptional Quality with outstand...

Great Britain 1882 5 shilling (Plate 4) On Blued Paper, SG130. A superb mint example of this very rare stamp. Exceptional Quality for this stamp. ...

1841 1d Red brown Plate 46. Very fine pre-paid entire addressed to Ballymoney as indicated by a red manuscript "1" alongside a Green "PAID AT/ COL...

Great Britain 1840 2d Mulready Envelope (Forme 1, Stereo a202), SGME4,2. A very fine used example uprated to the 6d per 3oz rate with four addition...

Great Britain 1840 1d black, plate 3, SG2 mint block of 12 - known as The Black Dozen. This mint block of 12 Penny Black stamps is the largest kn...

Great Britain 1915 10s Deep Blue "Seahorse", SG411. A very fine, unmounted mint example with full original gum of the rarest deep blue shade, prin...