1910-13 ½d bluish green IMPERFORATE PAIR (SG 120a). An F/M large part OG example of this Double Head showpiece. Huge margins all round, usual small imperfections including the vertical creasing associated with this affected sheet. With its huge margins this pair amongst the better-looking of the few existing. A rarity for connoisseur. Signed: Calves. (cv£15000). See additional image below.
