Part I. City of Moscow. Streets of the city in the evening. Museum of the Revolution. Museum expositions. The first tractor on display at the museum. Chronicle footage: the construction of the Stalingrad Tractor Plant. Workers and plant builder, labor veteran NA Tsvetkov gives interviews (synchronously). The peasants are sowing and writing chronicles about the old village; start-up of the Stalingrad Tractor Plant, the first tractor. Ya. I. Frenkel, a veteran of the plant, gives interviews (synchronously). Chronicle footage: a parade of agricultural machinery on Red Square, a demonstration dedicated to the 16th Congress of the CPSU (b). Part II. Chronicle footage: tractors driving along the street of the village, sowing with seeders, village gathering. The old communists, workers of the first MTS, give interviews (synchronously). Personnel chronicles: peasants join the collective farm, agricultural machinery in the fields, production of 100,000 tractors at the Stalingrad plant. Chronicle footage dedicated to the second world war. Production processes in agriculture in different years. Production of tractors at the plant in different years.