unused Block of Four -- 1c. greyish green, a left margin block of four, horizontal crease at top, unused. Yang CP2a. Photo | Christie's

拍品 1027

1027

unused Block of Four -- 1c. greyish green, a left margin block of four, horizontal crease at top, unused. Yang CP2a. Photo

unused Block of Four -- 1c. greyish green, a left margin block of four, horizontal crease at top, unused. Yang CP2a. Photo

細節

unused Block of Four -- 1c. greyish green, a left margin block of four, horizontal crease at top, unused. Yang CP2a. Photo