unused Block of Four 1871-74 Bi-coloured, perf. 14x13½ (comb) 3sk. lilac and grey (2nd printing) and 8sk. yellowish brown and grey (3rd printing) blocks of four (the 8sk. marginal at left),fresh with "glazed" gum; some perfs. split and reinforced. Grönlund certs. F.21b, 23c; S.kr. 16,500. Photo.