Boris Spassky sacs the g Pawn and opens a route towards Petrosian´s King (1969) - video Dailymotion

Immortal Games of Chess! Boris Spassky vs. Tigran Petrosian Moscow 1969 Immortal Games of Chess! Boris Spassky vs. Tigran Petrosian Moscow 1969 Queen's Gambit Declined. Spassky plays an excellent opening and

Chess Network - Chess greats Boris Spassky, Mikhail Tal & Tigran Petrosian, 1958

BORIS SPASSKY VS TIGRAN PETROSIAN WORLD CHAMPIONSHIP MATCH 1966..TORRE ATTACK:CLASSICAL DEFENCE, DAILY CHESS:A very interesting,baffling and ultimately instructive game.., By Chess Hustlers

The Petrosian-Spassky World Championship Match (Moscow, 1966), with annotations by Tal, Boleslavsky, Bondarevsky, etc.

The Tactical Side of Petrosian You Didn't Know About!

The Battle of Champion // Boris Spassky vs Tigran Petrosian, World-ch 1969

Historical riddle: Was Fischer's 22.Nxd7 winning?

A very happy birthday to Boris Vasilijevich Spassky, a true Gentleman and World Chess Champion, and the only man I've ever owned a framed picture of. A little late, but here in

Pal Benko, Who Stepped Aside for Bobby Fischer, Dies at 91 - The New York Times

Tigran V Petrosian vs Boris Spassky World Championship Match (1966)