unused Block Larger Than four ½d. grass-green, an unused block of twelve (3x4) with much original gum; the top right stamp creased otherwise fresh and fine. S.G. 22, £240

細節
unused Block Larger Than four ½d. grass-green, an unused block of twelve (3x4) with much original gum; the top right stamp creased otherwise fresh and fine. S.G. 22, £240