unused -- 1d. plate 23, JG, large part original gum, centred to lower-left; fine. R.P.S. Certificate (1982). S.G. Spec. C7. Photo

Details
unused -- 1d. plate 23, JG, large part original gum, centred to lower-left; fine. R.P.S. Certificate (1982). S.G. Spec. C7. Photo