Confederacy 1863, 10¢ blue, Forsyth, Ga. private roulette perforation. Block of 4, full o.g., tiny thins and paper wrinkles affecting top pair, F.-V.F. appearance, an extraordinarily rare multiple, believed to be unique; with 2001 C.S.A. certificate. Scott No. 11  $1,600 for singles. $0 (Image)