Proof 6d. pale buff, the abnormal plate 13, an imprimatur lettered TH, without gum; fine. R.P.S. Certificate (1992). Cat. £1200. Photo

细节
Proof 6d. pale buff, the abnormal plate 13, an imprimatur lettered TH, without gum; fine. R.P.S. Certificate (1992). Cat. £1200. Photo