An evening dedicated to the 150th anniversary of F. Engels's birth

USSR. Moscow. October 21, 1970. Deputy Director of the Institute of Marxism-Leninism under the Central Committee of the CPSU, Doctor of Historical Sciences Gennady Dmitrievich Obichkin (third from left in the background) during a speech at an evening dedicated to the 150th anniversary of Friedrich Engels's birthday, in the Central Lecture Hall. Nikolai Sitnikov/TASS