unused 1895 (25 Jan.) perf. about 14, 10c. greensih blue centre inverted, fresh without gum, centred to top. A very good example of the rare error. COB 18B; B.F. 70,000. Photo

细节
unused 1895 (25 Jan.) perf. about 14, 10c. greensih blue centre inverted, fresh without gum, centred to top. A very good example of the rare error. COB 18B; B.F. 70,000. Photo