Great Britain 1840 1d black plate 2, SG2Widely regarded as the finest used Penny Black multiple Great Britain 1840 1d black plate 2, block of eight lettered 'QI RL', beautifully tied to a small piece, each stamp with a crisp and perfectly struck scarlet vermilion Maltese Cross, SG2. A magnificent block featuring the world's first postage stamp. Widely regarded as the finest used multiple of the penny black from this plate or any other plate. Without a doubt, the most visually appealing used