1938-53 12s.6d. grey and yellow Perforation 14, S.G.120d,

marginal block of 4 from the lower right corner of the sheet, Plate Number '1' in the lower margin, Positions 47-48/59-60, exceptional colour, small marginal crease, fresh, unmounted original gum. B.P.A. Certificate 1994. IT IS THOUGHT THAT ONLY SIX PLATE BLOCKS OF THIS SHADE EXIST.