1861: 'Woodblock' Error of Colour 1 d. milky blue (colour of the 4 d.), imperforate on laid paper, with large margins on all sides but for slight indentation above 'T' of 'Postage' at left where margin is just clear, neatly tied by light barred handstamp in black to small piece leaving the 'One Penny' inscription very clear. A magnificent example of this famous rarity. Cert. RPS (2005) Yvert 12b = € 40'000/Scott 7d = $ 36'000/Gi = £ 30'000.
Provenance: Collection of Her Majesty Queen Elizabeth II.