Guyana 1990 (?) John F Kennedy opt'd & surcharged $500 on $17.80 orchid (Catasetum d) from World Personalities overprints, unmounted mint as SG type 465
Guyana 1990 (?) John F Kennedy opt'd & surcharged $500 on $17.80 orchid (Catasetum d) from World Personalities overprints, unmounted mint as SG type 465