used  -- 4d. blue pair with good to very large margins, lightly cancelled; very fine. S.G. 18, £190. Photo
used -- 4d. blue pair with good to very large margins, lightly cancelled; very fine. S.G. 18, £190. Photo

Details
used -- 4d. blue pair with good to very large margins, lightly cancelled; very fine. S.G. 18, £190. Photo