Production of wall partitions in the workshop of the Petrozavodsk plant of reinforced concrete products. Loading, transportation of finished products by car. Harvesting cabbage, potatoes in the fields of the state farm "Salmi" Onega region. Transportation of vegetables by trucks. Growing vegetables in greenhouses, on the experimental fields of the Loukhskaya agricultural station. Type of cucumber, tomato, zucchini, cabbage. Extraction of mica in the Plotina mine of the Chupinsky deposit. Driller I. Chernous and demolitionist T. Yuntonen are working. Processing of rock containing mica in the shops of the Petrozavodsk mica factory. Granite rocks on the banks of the Vyg river with drawings of people of the Stone Age. Construction of the Vygoostrovskaya hydroelectric power station. Undermining of rock. Drillers and excavators are working. Dump trucks dump rock into the water. Construction of a village for the builders of a hydroelectric power plant. Cycling race along the route Petrozavodsk-Olonets-Petrozavodsk. Distance cyclists. The winner of the races is A. Epishin.