unused  4a. dull green with clear to large margins and pencil dividing lines on reverse, fine unused. S.G. 4, £1,200. Photo
unused 4a. dull green with clear to large margins and pencil dividing lines on reverse, fine unused. S.G. 4, £1,200. Photo

Details
unused 4a. dull green with clear to large margins and pencil dividing lines on reverse, fine unused. S.G. 4, £1,200. Photo