used --, Imperforate 20c. light blue (so-called "Lebaudy") with good to large margins and cancelled "gros chiffres" (unidentifiable). A fine example of the rarity Robineau Certificate (1995). C. 29f; FF 20,000. Photo

Details
used --, Imperforate 20c. light blue (so-called "Lebaudy") with good to large margins and cancelled "gros chiffres" (unidentifiable). A fine example of the rarity Robineau Certificate (1995). C. 29f; FF 20,000. Photo