Rafting of timber on the Ob river in the Novosibirsk region. The steamer pulls a bunch of rafts. Collective farmers of the collective farm "Country of Soviets" of the Uglovsky District of the Altai Territory in the recreation room at the field camp in their free time listening to the radio, reading newspapers, playing chess. Plowing a collective farm field with tractors. Extraction of table salt in Lake Burlinsky, Altai Territory. Transporting salt in trolleys. There is a train with salt. Young local historians, students of the Suzun secondary school, examine the banks of the Ob River, examine the fragments of ceramic products found. The head of the school local history circle A. I. Pismenny talks with schoolchildren.