German communist Clara Zetkin on her 70th birthday. Lessons with conscripts on the river: training in signaling, rowing. Drilling exercises, political training, tactical exercises. Leningrad. Arrival of the cargo ship "Kalinin" with cement from Odessa. Dneproges construction. The crew of the Sibrevkom aircraft visiting the miners of the Kuznetsk Basin. Moscow. The strike of the owners of private shops. Sochi. Mud resort, vacationers take mud baths. Moscow. Opening of the water station, sports water festival. Solar eclipse. The inhabitants of the city are watching an eclipse.