Harwoods envelopes essay in Green submitted by Charles Whiting, lovely fresh colour; folded through the centre in no way affecting the very fine appearance. Rare. Cat. from £2500. (Image)

1840 Rainbow Colour trial 1d on white unwatermarked paper in deep blue, a fine corner marginal example (S.G. £2'250). (Image)

1840 Rainbow Colour trial 1d on white unwatermarked paper in bright pink, a superb corner marginal example. (S.G. £2'000). (Image)

1840 Rainbow Colour trial 1d on thick laid paper in olive-green, a very fine example. (S.G. £2'500). (Image)

1840 Rainbow Colour trial 1d on white unwatermarked paper in red-brown, very fine (S.G. £2'000). (Image)

1872 South Kensington Exhibition 1d pl.27 proof in unused imperforate block of four, printed in black on thick white card, very scarce with only one sheet of 240 printed (S.G. £8'000+). (Image)

1841 Small Trial 2d blue proof imperforate with void corners, right marginal with clear to very large margins, a fine example. (S.G. £1'500). (Image)

1850 Prince Consort essay, imperforate in red-brown with four margins, a little gum creasing, fine (S.G. £2'000). (Image)

1837 William Wyon City Medal in bronze, 55mm, to celebrate Victoria's first visit to the City of London after her accession to the throne, one side showing the Queen's head which was the model for the head on the line-engraved postage stamps of 1840–79, including the Penny Black, 1847–54 embossed stamps of and the postal stationery from 1841–1901, superb mint condition, with only 350 examples struck in bronze, see S.G. Spec Vol 1 pg. 7, an ideal frontispiece to a Line Engraved, Embossed or Postal Stationery exhibit collection. (Image)

1837 William Wyon City Medal in bronze, 55mm, to celebrate Victoria's first visit to the City of London after her accession to the throne, one side showing the Queen's head which was the model for the head on the line-engraved postage stamps of 1840–79, including the Penny Black, 1847–54 embossed stamps of and the postal stationery from 1841–1901, slight rubbing to high lights otherwise fine and scarce, with only 350 examples struck in bronze, see S.G. Spec Vol 1 pg. 7, an ideal frontispiece to a Line Engraved, Embossed or Postal Stationery exhibit collection. (Image)