Not being able to implement his invention in his home country, engineer Arrowsmith, the author of the patent for ore flotation, goes to the USSR to work at one of the flotation plants, where he soon learns that a group of Soviet engineers is conducting similar work.
Length 89 minutes
Boris Livanov | Boris Svetlov | Maksim Shtraukh | Andrei Abrikosov | Sergei Tsenin | Viktor Stanitsyn | Освальд Глазунов | Vera Maretskaya | Vladimir Uralskiy | Dmitriy Kara-Dmitriev | Alexei Dolinin | Sergey Tikhonravov | Leonid Kulakov | N. Golitsyna | Ivan Lavrov | Lyudmila Glazova | Marta Aleschenko | Timofey Remizov | Eva Milyutina | Ivan Chuvelyov | Leonid Obolensky | Weyland Rodd | Eduard Gunn