Great Britain - Day 4

1841 2d blue pl.3 SJ-TL mint marginal inscriptional block of six from the lower right of the sheet with full deckle edge, showing part inscription "the Back be careful not to remove the Cement" and additionally showing the plate number "3", large part original gum; some wrinkling or faults with a small hole on SL, still a magnificent block and a major exhibition rarity.