2191
unused Block Larger Than four  15c. ultramarine handstamped in violet, a marginal plate number block of ten (2x5) with handstamps upright; one with tiny thin otherwise fine mint. S.G. J216b, £1300. Photo
unused Block Larger Than four 15c. ultramarine handstamped in violet, a marginal plate number block of ten (2x5) with handstamps upright; one with tiny thin otherwise fine mint. S.G. J216b, £1300. Photo

细节
unused Block Larger Than four 15c. ultramarine handstamped in violet, a marginal plate number block of ten (2x5) with handstamps upright; one with tiny thin otherwise fine mint. S.G. J216b, £1300. Photo