unused Block Larger Than four  -- 6d. violet-ultramarine, a marginal block of nine from the left of the sheet with virtually complete "POSTAGE" watermark in margin, large part original gum; "POSTAGE" tablets trimmed off at top though an impressive block and believed to be the largest recorded multiple of this value. S.G. 31. Photo
unused Block Larger Than four -- 6d. violet-ultramarine, a marginal block of nine from the left of the sheet with virtually complete "POSTAGE" watermark in margin, large part original gum; "POSTAGE" tablets trimmed off at top though an impressive block and believed to be the largest recorded multiple of this value. S.G. 31. Photo

Details
unused Block Larger Than four -- 6d. violet-ultramarine, a marginal block of nine from the left of the sheet with virtually complete "POSTAGE" watermark in margin, large part original gum; "POSTAGE" tablets trimmed off at top though an impressive block and believed to be the largest recorded multiple of this value. S.G. 31. Photo