unused Block of Four -- $20 on 3c. Dah Tung surcharge on Hong Kong Martyr, watermarked paper, lower margin imprint block of four, fine mint and a rare positional block. S.G. 902, Chan 970. Photo | Christie's

拍品 2614

2614

unused Block of Four -- $20 on 3c. Dah Tung surcharge on Hong Kong Martyr, watermarked paper, lower margin imprint block of four, fine mint and a rare positional block. S.G. 902, Chan 970. Photo

细节

unused Block of Four -- $20 on 3c. Dah Tung surcharge on Hong Kong Martyr, watermarked paper, lower margin imprint block of four, fine mint and a rare positional block. S.G. 902, Chan 970. Photo