unused 1848 Archer roulette, 1d. plate 70, RL, rouletted approximately 11½ on three sides, much original gum (small paper hinge remainder); small surface mark at lower-left and a few negligible gum thins but still a very fine and fresh example of this extremely rare trial. R.P.S. Certificate (1989). S.G. Spec. CE1, £4000. Photo