138819 1876 8D ORANGE (SG156) UPPER RIGHT CORNER MARGINAL IMPERFORATE BLOCK OF 20 COLOUR TRIAL IN ORANGE OVERPRINTED 'SPECIMEN' TYPE 11.

1876 8D ORANGE (SG156) UPPER RIGHT CORNER MARGINAL IMPERFORATE BLOCK OF 20 COLOUR TRIAL IN ORANGE OVERPRINTED 'SPECIMEN' TYPE 11. A fine and rare imperforate upper right corner marginal block of 20 1876 8d orange (SG156) lettered KI-OL with marginal inscription in upper margin and right margin, each stamp overprinted 'SPECIMEN' type 11, colour trial. Some minor gum bends on reverse, all stamps unmounted o.g.. A spectacular and very rare multiple. (Ref 138819).