Guinea - Conakry 1969 Rings 200f imperf proof single in magenta only from Mexico Olympics set, unmounted mint as SG 682
Guinea - Conakry 1969 Rings 200f imperf proof single in magenta only from Mexico Olympics set, unmounted mint as SG 682
Guinea - Conakry 1969 Rings 200f imperf proof single in magenta only from Mexico Olympics set, unmounted mint as SG 682