Moscow city. Lenin railway. Depot "Moscow-Passenger". Train drivers at work. Classes at the school of factory apprenticeship. The movement of steam locomotives. Reading room of the library at the depot club Moscow-sorting. Railway workers are studying the history of the party. Chkalovsk region. Construction of the Oren-Donskoye-Kandagach railway. Railway named after Voroshilov. Loading grain and coal at the Mikhailo-Leontievskaya railway station. Pioneer camp for children-railroad workers. Children shoot at targets in the shooting range, play, fish. Pinery. Members of the physical culture society "Lokomotiv" in training, perform at the physical culture parade. Physical culture parade in Moscow. On the podium of the Mausoleum - K. E. Voroshilov, I. Stalin, V. M. Molotov, L. M. Kaganovich. Jazz of Lviv railwaymen is performing.