unused Block of Four 1904 unissued 1a.6p. sepia mint block of four; diagonal bend or crease and minor adherences on reverse, a very scarce multiple. S.G. C10b, #720. Photo
unused Block of Four 1904 unissued 1a.6p. sepia mint block of four; diagonal bend or crease and minor adherences on reverse, a very scarce multiple. S.G. C10b, #720. Photo
unused Block of Four 1904 unissued 1a.6p. sepia mint block of four; diagonal bend or crease and minor adherences on reverse, a very scarce multiple. S.G. C10b, #720. Photo
