unused Watermark vertical, 2/6d. black and brown unused with part original gum, fine. Very rare. B.P.A. Certificate (1998). S.G. 28, £7500. Photo | Christie's

Lot 1609

1609

unused Watermark vertical, 2/6d. black and brown unused with part original gum, fine. Very rare. B.P.A. Certificate (1998). S.G. 28, £7500. Photo

Details

unused Watermark vertical, 2/6d. black and brown unused with part original gum, fine. Very rare. B.P.A. Certificate (1998). S.G. 28, £7500. Photo