Assembling the turbine rotor in the shop of the Stalin Leningrad plant. A team of assemblers works. Employees of the All-Union Agrophysical Institute, who have developed a new type of mineral fertilizer in the form of granules, are at work in the laboratory. Doctor of Agricultural Sciences F. E. Kolyasev in the laboratory of the institute; weighing a head of cabbage grown with the use of fertilizer-granules at the cabbage field of the Krasny Partisan collective farm in the Volkhov region. Chairman of the Leningrad Regional Executive Committee Vorobyov presents medals to the participants of the All-Union Agricultural Exhibition, workers of the state farms of the Leningrad Region A. M. Belova, E. N. Egorova, P. T. Eglit; Director of the All-Union Institute of Plant Industry P. M. Zhukovsky. Graduates of the Leningrad schools get acquainted with the technical school created on the basis of the Electrosila plant. Classrooms, production shops of the school. Rally dedicated to the opening of the Kamennoostrovsky and Ushakovsky bridges. The chairman of the executive committee of the Leningrad City Council NI Smirnov welcomes the builders, cuts the ribbon, opening the bridges. Transport passage across the Kamennoostrovsky bridge. Types of bridges. Director of the Pushkin Drama Theater N.V. Petrov and actor N.K. Cherkasov are preparing for staging a new play about V.V. Mayakovsky: looking through sketches of costumes and scenery. N.K. Cherkasov in the role of V.V. Mayakovsky reads poetry. International friendly competition between yachtsmen of Finland and the Soviet Union, taking place in the Gulf of Finland. Yachts at a distance. Greet the Soviet team - the winner of the competition.