Photos of the first Soviet practical engineers: I. P. Bardina, G. O. Graftio, B. Ye. Vedeneev, A. V. Winter, I. G. Aleksandrov, elected members of the USSR Academy of Sciences. Newsreel: construction of the Kuznetsk Metallurgical Combine, Dneproges. The first car of the Nizhny Novgorod car assembly plant (1929), the 5000th tractor produced by the Krasny Metallist plant. Photos of Soviet chemists S. V. Lebedev and V. P. Krause, who created synthetic rubber. Stills from the documentary "Auto Rally" about the Moscow-Karakum motor rally, in which the first Soviet cars and artificial rubber tires were tested. The city of Leningrad. Meeting of the All-Union Conference on the Atomic Nucleus (1931). On the podium: A. P. Karpinsky, A. F. Ioffe, S. I. Vavilov. Portraits of Soviet physicists: SI Vavilov, P. Cherenkov, IE Tamm, I. Frank, who discovered the physical phenomenon "the Vavilov-Cherenkov effect". Start, flight of the first Soviet stratospheric balloon "Osoaviakhim-1". Portraits of Soviet scientists, Nobel Prize winners: I. Kurchatov, A. P. Alexandrov, P. Kapitsa. Academician N. I. Vavilov in his office, at the 16th party conference. Photo portraits of N. N. Semenov - the founder of the school of chemical physics.