Proceedings of the main exploration management of the Supreme Economic Council of the USSR

THE USSR.The main geological and exploration management.Proceedings of the main exploration department of the Supreme Economic Council of the USSR / Coal Institute.- 1929 - 1932. -Laningrad;Moscow: Geological Publishing House of the Main Geological and Dispensation Management, 1929-1932.-Title: 1883-1902 Proceedings of the Geological Committee;1902-1928 Proceedings of the Geological Committee.New episode ;1929-1932 Proceedings of the main exploration management of the USSR Supreme Economic Council;1932-1935 Proceedings of the All-Union Geological and Reconnaissance Association of the NCTP of the USSR (in separate issues: ... NCTP of the USSR)..I. Geological exploration of the Coal Institute (Leningrad) .1.Geology.BBK 26gia52Electronic copy source: PB