unused Block of Four  -- 4c. bright blue block of four from the Fourth Setting (Types E, A), fresh and fine mint. A rare multiple. Sc. 60; S.G. 109, £800. Photo
unused Block of Four -- 4c. bright blue block of four from the Fourth Setting (Types E, A), fresh and fine mint. A rare multiple. Sc. 60; S.G. 109, £800. Photo

细节
unused Block of Four -- 4c. bright blue block of four from the Fourth Setting (Types E, A), fresh and fine mint. A rare multiple. Sc. 60; S.G. 109, £800. Photo
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