International exhibition "Chemistry-70" in Moscow

USSR. Moscow. Deputy Chairman of the Council of Ministers of the USSR Nikolai Aleksandrovich Tikhonov (second from left in the foreground) and Minister of the Chemical Industry Leonid Arkadyevich Kostandov (second from right in the foreground) during an inspection of exhibits in the pavilion of the German Democratic Republic at the international exhibition "Chemistry-70" in the Sokolniki exhibition complex. Sergei Preobrazhensky, Boris Trepetov/TASS