The city of Simferopol, the building of the Simferopol Medical Institute. Sudanese student T. Saleh in the laboratory; during a surgical operation, passing the final exam. The dean of the institute congratulates young doctors on graduation from the institute. Sakhalin island. Shoals of salmon fish swim from the Sea of Okhotsk to spawning grounds. Workshops of the Sokolovskiy fish breeding plant; caviar boxes; fry in the water. Ichthyologists Gennady and Alla Sayenko at work. Newsreel: Russian writer Leo Tolstoy for a walk. Leo Tolstoy Museum-Estate Yasnaya Polyana; manor house, rooms, park. Photos, manuscripts of L. N. Tolstoy.