XXIV Congress of the CPSU in Moscow

USSR. Moscow. April 7, 1971. Three times Hero of Socialist Labor, President of the USSR Academy of Sciences Mstislav Vsevolodovich Keldysh (center, foreground) and delegates from the Tatar Regional Committee of the Communist Party of the Soviet Union during a conversation during a break between sessions of the 24th Congress of the CPSU in the Kremlin Palace of Congresses. Nikolai Akimov/TASS