1855-1900 Surface Printed » 1867-80 Large Uncoloured Corner Letters, Wmk Spray of Rose. 1867-80 3d Rose pl.8 imperforate imprimatur, mint og, couple of small wrinkles, fine and rare, one of only 22 possible examples, many of which are in institutionalised collections (SG £2'500) (Image)

1867-80 De La Rue 6d (without hyphen) die proof in mauve on white matt card (92x60mm), produced by DLR for display at the 1870 International Exhibition, very rare, only two or three examples believed to exist in each colour (Image)

1867-80 9d De La Rue die proof in black on white glazed card with corner letters and plate numbers void, cut down to stamp size, produced by De La Rue for a proposed issue with coloured corner letters but was never used as the 9d value was withdrawn, very fine and scarce, ex De La Rue Archives (Image)

1867-80 9d Straw pl.4. complete pane of twenty with "SPECIMEN" type 2 overprint, showing sheet inscription in margin and "239" current number, no gum, several clipped perforations down the right hand side, nevertheless a very scarce and attractive pane, rarely seen with this specimen type (Image)

1867-80 10d Red-Brown pl.1 SG mint og imperforate imprimatur, close to good margins, very fine and rare, one of only 25 possible examples, many of which are in institutionalised collections (SG £5'000) (Image)

1870 1s Die proof printed in mauve on white matt card (92x60mm), produced by De La Rue for the 1870 International Exhibition, very rare only one or two examples exist in each colour in private hands (Image)

1867-80 2s Brown pl.1 mint og, a very fine and fresh example of this very rare adhesive (SG £30'000) Expertise: Cert. RPS (1994) (Image)

1867-80 2s Brown pl.1 PC neatly cancelled by a London district "97" numeral, very fine example in an extraordinarily deep shade (SG £4'250) Expetise: Signed A. Brun, Pröschold, Pfenninger, etc. (Image)

1872-73 6d Chestnut pl.11 imperforate right marginal horizontal pair lettered overprinted "SPECIMEN" type 6, minor gum wrinkles, fine (Image)