Sending a coal train by the miners of Lugansk to Moscow as a gift to the workers of the capital, arrival of the train at the "Hammer and Sickle" plant. The meeting at the plant. Middle Volga region. A meeting of peasants in the village of Maksimovka on the creation of a collective farm. Plowing of collective farm fields. Transportation of loaded wagons across the Volga: ferry on the way, unloading wagons to the shore. Moscow region. Collective farmers in the village of Krekozovo are signing up for the 3rd Industrialization Loan. Experience of acclimatization of monkeys in the Sukhumi nursery. Design engineer Shorin demonstrates the designed apparatus for recording and reproducing sounds on film.