Includes protocols and shorthand reports of the sessions of the Department as well as Groups for Chemistry, Geology, Physics, Biology, Geography and Geophysics, and Astronomical Council (Astronomicheskii sovet) for 1936-1939; protocols of the sessions of the Group for Astronomy for 1936-1937; protocols and shorthand reports of sessions of the Commission for Radio Communication together with the Expedition to the North Pole (1937); texts of addresses to the sessions of the Department; Statute of the Department (1937) (Polozheniye ob OMEN); thematical plans of the institutions of the Department for 1938; research plan and protocols of the session of the Group for Physics for 1938; reports on the activity of the Department for 1937-1938; reports on the activity of the Groups for Physics and Astronomy, and that for Geography and Geophysics for 1937; report on activity of the Institute for Chemical and Physical research for 1939; individual reports by academicians and corresponding members of the Department; Statute of the All-Union Astronomic-Geodesical Society (1935) (Ustav Vsesoyuznogo Astronomo-geodezicheskogo obshchestva), Statute of the All-Union Scientific Council for Radiophysics by AS USSR (1938) (Polozhenie o Vsesoyuznom nauchnom sovete po radiofizike pri AN SSSR); materials to election of the academicians and corresponding members of the Department; materials on the problems of atomic nucleus, those to research in astronomy, on the activity of the Physical Institute, on the scientific activity of P. P. Lazarev (1938) and others.