unused 7/6 carmine and pale blue, superb mint. S.G. 160b, #600. Photo | Christie's

拍品 1765

1765

unused 7/6 carmine and pale blue, superb mint. S.G. 160b, #600. Photo

细节

unused 7/6 carmine and pale blue, superb mint. S.G. 160b, #600. Photo