三角洋钱, 黑色, 改版, 人手打齿孔试色票, 票面图案再反印于票背, 保留部份原胶. 少见.Hankow 1896 Redrawn Design Trial Proofs with Simulated Perforations 30c. black showing a second printing on the reverse, part to large part original gum. Scarce. Photo<pr>
三角洋钱, 黑色, 改版, 人手打齿孔试色票, 票面图案再反印于票背, 保留部份原胶. 少见.Hankow 1896 Redrawn Design Trial Proofs with Simulated Perforations 30c. black showing a second printing on the reverse, part to large part original gum. Scarce. Photo<pr>