Ivan Kostov Nikolov was born on 1913-12-24.
Ivan Kostov Nikolov died on 2004-03-31.
Ivan Kostov was born on 1949-12-23.
Ivan Kostov has written: 'Mineralogy' -- subject(s): Mineralogy
Ivan Kostov in 1999
Traycho Kostov was born in 1897.
Aleksandar Kostov was born in 1938.
Hari Kostov was born in 1959.
Kiril Nikolov was born in 1982.
Ognyan Nikolov was born in 1949.
Boris Nikolov was born in 1929.
Andon Nikolov was born in 1951.
Alexander Nikolov was born in 1940.