Postage Stamps

Great Britain 1913 2s6d-£1 "Seahorses", SG400/04var. Very fine unused with original gum (10s & £1 without gum as is usual) set of four printed ...

Great Britain 1935 2½d Prussian Blue, SG456a. A superb unmounted mint, with full original gum, left hand marginal example of this key King George V...

Great Britain 1911 2d Engravers Sketch Die for Unissued Value (Die 1 head), without value. Very fine uncleared die proof printed in black on glazed...

Great Britain 1911 7d Hentschel half tone essays (Small format). Very fine group of essays in four different colours, red, blue, mauve and green. e...

Great Britain 1929 £1 Postal Union Congress, SG438. A very fine unmounted mint example with full original gum, widely regarded as one of the most s...

Great Britain 1913 4d plate proof, SG378var. A very fine unused top left hand corner marginal block of four plate proofs printed in pale ultramarin...

Great Britain 1935 2½d Prussian Blue, SG456a. A very fine and fresh unused example, with original gum, of this famous "error of colour". Offered wi...

Great Britain King George V Essay 1912 8d Trials of Eve's Pillar Design, SG390var. Superb block of four imperforate trials printed in black on whit...

Great Britain 1934-35 ½d Green (Harrison printing, Watermark block cypher), SG418var. Superb unmounted original gum imperforate imprimatur top marg...

Great Britain 1911 Downey Head Stage 2b Die Proof. A very fine example printed in black on white glazed card. A rare specialised piece of King Geor...

Great Britain 1914 2d Postage Due die proof, SGD4var. Superb uncleared example printed in black on white glazed card (68x78mm) numbered "123" on re...

Great Britain 1912 1d Bright scarlet (Watermark Crown, Die 2), SG341B. The unique unmounted mint with full original gum "B12" control block of six ...

Great Britain 1911 1½d Engraver's sketch die (Die 2 Head). A very fine cut close example printed in dark brown on thin card, mounted on thick card ...

Great Britain 1932 5s Booklet (Edition No.6), SGBB34. A very fine and fresh example of this difficult booklet, rarely seen in such pristine conditi...

Great Britain 1911 ½d Die proof colour trial (Die 1a), SG321var. A very fine cut close example with uncleared borders printed in pale yellowish-gre...

Great Britain 1920 5s rose red "Seahorses" (23mm high, Royal cypher paper trials), SG416var. A very fine unmounted mint example with full original ...

Great Britain 1913 2s6d "Seahorses" colour trial, SG400var. A very fine unused imperforate example printed by Waterlow in blue on ungummed "JAS WRI...

Great Britain 1935 2½d Prussian Blue, SG456a Very fine and fresh unused original gum example of this ever popular 'error of colour'. Offered with t...

Great Britain 1924 5d Brown, SG425. A very fine used marginal example tied to a 'Marsh' registered envelope by a Camberwell Green S.E. circular dat...

Great Britain 1911 ½d "Downey" head die proof (Accepted die without value), SG321var. A very fine and fresh example in deep carmine on proof paper ...

Great Britain 1924 5d brown, SG425var. A very fine unused example, with original gum, overprinted "CANCELLED" type 33. A very scarce King George V ...

Great Britain 1935 2d Orange (Intermediate format) variety, SG442var. Superb unmounted mint with full original gum imperforate horizontal pair. Clo...

Great Britain 1912 ½d green (Die 2, Watermark Simple Cypher), SG344var. A very fine unused B12(c) corner marginal control block of six, with origin...

Great Britain 1912 4d Die Proof of Eve's Wreath Design, SG379var. Very fine example printed in black on this white glazed card (68 x 78mm) dated '1...

Great Britain 1913 £1 dull blue green "Seahorses", SG404. A superb unused with original gum right hand corner block of four overprinted "CANCELLED"...

Great Britain 1915 2s6d very deep brown "Seahorses" (Watermark Inverted), SG405var. A very fine unused, with original gum, right hand marginal pair...

Great Britain 1915 2s6d very deep brown "Seahorses" (Watermark Inverted), SG406wi. A very fine and fresh unmounted mint example with full original ...

Great Britain 1911 7d Henschel essay second proof. A very fine colour trial essay endorsed "Grey" in manuscript below. A scarce specialised philate...

Great Britain 1913 £1 Dull blue-green, "Seahorses", SG404var.  Superb perfectly centred unmounted mint with full original gum example printed by Wa...

Great Britain 1911 5d Engraver's sketch die (Die 2 Head). Very fine cut close example printed in light blue on proof paper. A very scarce proof. Fi...

Great Britain King George V 1911 3d engravers sketch die for unissued value (die 2 head). A very fine cut down die proof used as a colour trial, pr...

Great Britain King George V 1913 2s6d "Seahorse" colour trial. Very fine unused imperforate example printed by Waterlow in deep sepia on ungummed "...

Great Britain 1918 3d Violet "Postal due" (Harrison printing) imprimaturs, SGD5var. Very fine unmounted mint, with full original gum, bottom margin...

Great Britain 1912 1d Scarlet die proof colour trial (Stage 5), SG357var. A very fine unused example with original gum cut to stamp size and printe...

Great Britain 1934 1½d "Photogravure" large format colour trials, SG441var. Very fine unused original gum set of four bottom left hand corner margi...