![Douglas Griffin on Twitter: "Moscow, September 1966. The team championship of the Voluntary Sports Societies of the USSR. On board 1 of the 5th-round match between 'Spartak' and 'Avangard', Tigran Petrosian faces Douglas Griffin on Twitter: "Moscow, September 1966. The team championship of the Voluntary Sports Societies of the USSR. On board 1 of the 5th-round match between 'Spartak' and 'Avangard', Tigran Petrosian faces](https://pbs.twimg.com/media/EC0KmSRWsAATqqN.jpg)
Douglas Griffin on Twitter: "Moscow, September 1966. The team championship of the Voluntary Sports Societies of the USSR. On board 1 of the 5th-round match between 'Spartak' and 'Avangard', Tigran Petrosian faces
![Peter Heine Nielsen on Twitter: "An indeed disputable omission on our top 50 list: Leonid Stein was born on this day, 86 years ago." / Twitter Peter Heine Nielsen on Twitter: "An indeed disputable omission on our top 50 list: Leonid Stein was born on this day, 86 years ago." / Twitter](https://pbs.twimg.com/media/EmnTEpyXEAE7kq-.jpg)
Peter Heine Nielsen on Twitter: "An indeed disputable omission on our top 50 list: Leonid Stein was born on this day, 86 years ago." / Twitter
![Inter zonchess tournament Leonid Stein vs. Béla Berger Date: June 7, 1964 Keywords: chess tournaments Personal name: Ivkov Stock Photo - Alamy Inter zonchess tournament Leonid Stein vs. Béla Berger Date: June 7, 1964 Keywords: chess tournaments Personal name: Ivkov Stock Photo - Alamy](https://c8.alamy.com/comp/2APYCB2/inter-zonchess-tournament-leonid-stein-vs-bla-berger-date-june-7-1964-keywords-chess-tournaments-personal-name-ivkov-2APYCB2.jpg)
Inter zonchess tournament Leonid Stein vs. Béla Berger Date: June 7, 1964 Keywords: chess tournaments Personal name: Ivkov Stock Photo - Alamy
![Stein v. Kapengut (39th USSR-ch, Leningrad 1971), with annotations by Kapengut. | Soviet Chess History Stein v. Kapengut (39th USSR-ch, Leningrad 1971), with annotations by Kapengut. | Soviet Chess History](https://dgriffinchess.files.wordpress.com/2018/08/1971-alekhine-mem-moskva-stein-karpov.jpg)