Douglas Griffin on X: Karpov-Korchnoi, 18th match-game, FIDE Candidates' final, Moscow 1974. (Source: TASS, photographer: V. Savostianov.) #chess / X

Douglas Griffin on X: The 7th World #Chess Champion, Vasily Smyslov (1921-2010), pictured in play v. Evgeny Sveshnikov at the PCA rapid tournament in Moscow in April 1994. (📷A. Yakovlev, TASS.) /

Douglas Griffin on X: Malta Olympiad 1980. USSR-USA match; top 2 boards Karpov (v. Alburt), Seirawan v. Tal. (Source: unknown.) #chess / X

Douglas Griffin on X: Yerevan, May/June 1989. The Petrosian Memorial tournament. Veteran grandmaster Svetozar Gligorić (Yugoslavia) faces Vladimir Akopian (USSR). (Photo source: personal archive of V. Akopian, via #chess

Douglas Griffinστο X: Ex-World Champion Mikhail Tal (b. Riga, 1936; d. Moscow, 1992), pictured at Wijk aan Zee, January 1988. (📷: #chess / X

Douglas Griffin on X: Moscow, 16th September 1974. The opening game of the FIDE Candidates' final match between Viktor Korchnoi & Anatoly Karpov, which took place in the Hall of Columns of

Douglas Griffin on X: Anatoly Karpov & Mikhail Tal, pictured in play during the 39th USSR Championship, Leningrad, September-October 1971. (Photo: N. Naumenkov / TASS.) #chess / X

Douglas Griffin on X: Karpov-Korchnoi, 18th match-game, FIDE Candidates' final, Moscow 1974. (Source: TASS, photographer: V. Savostianov.) #chess / X

Douglas Griffin on X: The 1981 World Championship match between champion Anatoly Karpov (USSR) & challenger Viktor Korchnoi (Switzerland), Merano, October-November 1981. (📷J. Cooke, V. Rastelli / Corbis.) #chess / X

Douglas Griffin on X: Moscow, 2nd July 1968. Viktor Korchnoi and Mikhail Tal are pictured in analysis of the 4th game of their Candidate's Semi-final match, as Semyon Furman looks on. (📷

Douglas Griffin on X: Four photos of the 19-year-old Garry Kasparov, pictured in play at the FIDE Interzonal tournament in Moscow, September 1982. Kasparov won this event with 10/13 (+7,-0,=6), thereby qualifying

Douglas Griffin on X: Moscow, 22nd September 1969. Ex-World Champion Tigran Petrosian is pictured in play v. Evgeny Vasiukov in the 11th round of the 37th USSR Championship. Petrosian won the title

Douglas Griffin on X: The programme for the 1974 FIDE Candidates' final between grandmasters Anatoly Karpov & Viktor Korchnoi. The match took place in the Hall of Columns of the House of

Douglas Griffin on X: Hidden away in the Dutch regional photo archives: some shots of the young @vishy64theking in action at Wijk aan Zee, v. Vitaly Tseshkovsky & Viktor Korchnoi, in 1989

Douglas Griffin on X: London, Nov-Dec 1983, FIDE Candidates' Semi-final, Garry Kasparov v. Viktor Korchnoi. (Source: This match, and the other semi-final between Smyslov and Ribli, took place at the Great

Douglas Griffin on X: The programme for the 1974 FIDE Candidates' final between grandmasters Anatoly Karpov & Viktor Korchnoi. The match took place in the Hall of Columns of the House of