Rumania 1966 Chess World Championship set of 6 unmounted mint, SG 3345-50, Mi 2478-83
Rumania 1966 Chess World Championship set of 6 unmounted mint, SG 3345-50, Mi 2478-83
Rumania 1966 Chess World Championship set of 6 unmounted mint, SG 3345-50, Mi 2478-83