World Chess Championship 1966 - Wikipedia

50 years since Bobby Fischer won international chess crown — AP Photos

Boris Spassky, left and Bobby Fischer analyze their match in Sveti

Tigran Petrosian vs Boris Spassky, World Chess Championship 1966

Boris Spassky vs Tigran Petrosian (1969)

Belgrade, Round 2: Fischer beats Petrosian, Spassky crushes Larsen

Douglas Griffin on X: Amsterdam IBM tournament, 19th July 1973. The 3rd-round meeting between two ex-World Champions from the USSR, Tigran Petrosian & Boris Spassky. The game was drawn in 21 moves. (

The chess games of Tigran V Petrosian

Petrosian vs. Spassky World Championship 1966 - GM Ben Finegold

Games - Top 10 Games of The 1960s - Taming The Tiger - Spassky VS Petrosian, 1969

Tigran petrosian Black and White Stock Photos & Images - Alamy