SG 815f 1970 5d. pair. Green omitted. SUM.

Great Britain  1970 Queen Elizabeth II British Rural Architecture.  5d. grey, grey-black, black, lemon, greenish blue, orange-brown, ultramarine and green.  South West corner pair with Cylinder numbers in margin.  Variety, ‘Green omitted (both stamps and Cylinder number)’. Superb unmounted mint condition.  Royal Philatelic Society Certificate No. 200,178 (2008).  ONLY TWO MINT EXAMPLES OF THIS ERROR EXIST (THIS PIECE CONTAINING BOTH).  THIS IS ONE OF THE RAREST AND MOST SPECTACULAR POSITIONAL ERRORS FROM THE REIGN OF QUEEN ELIZABETH II.  OUTSTANDING.