Petrosian v Spassky: The World Championships 1966 and 1969 (Paperback)

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Boris Spassky vs Tigran Petrosian • World Championship, 1966

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Tigran Vartanovich Petrosyan, World Champion, Grandmaster, Armenian

JustChessMiniatures on X: Four World Chess Champions. Tigran Petrosian, Boris Spassky, Mikhail Tal and Bobby Fischer. La Habana, 1966. Photo via: Tigran V. Petrosian (facebook) #Chess #ajedrez #schach #scacchi #echecs #xadrez /

Boris Spassky vs Tigran V Petrosian (1969) Taming the Tiger

Bobby Fischer, Everything Chess Wiki