used  -- 1889 typographed labels handstamped "GAB" in six dots, 15c. black on rose and 25c. black on green, both cancelled by part "LIBREVILLE" double-ring datestamp. Fne and very scarce. Ceres 14, 15, FF.12,250. Photo
used -- 1889 typographed labels handstamped "GAB" in six dots, 15c. black on rose and 25c. black on green, both cancelled by part "LIBREVILLE" double-ring datestamp. Fne and very scarce. Ceres 14, 15, FF.12,250. Photo

细节
used -- 1889 typographed labels handstamped "GAB" in six dots, 15c. black on rose and 25c. black on green, both cancelled by part "LIBREVILLE" double-ring datestamp. Fne and very scarce. Ceres 14, 15, FF.12,250. Photo