1863, Tughra, Second Printing on thin paper, 20pa black on yellow, head-to-head tete-beche block of twelve, with red control band at top and bottom, unused, with part original gum, folded along central row and column, with hinge reinforcement of minor separation, a few other small imperfections, but a remarkable block, of tremendous visual appeal, and a dramatic showpiece, ex “Sultan.”  (Isf 3 TB02)