D - World History 1,057 H - Social Science 531 P - Language and Literature 254 A - General Works 206 Z - Library Science 157 Q - Science 134 N - Fine Arts 115 T - Technology 108 K - Law 106 J - Political Science 105 L - Education 99 S - Agriculture 92 B - Philosophy, Psychology, Religion 79 M - Music 78 U - Military Science 69 G - Geography, Anthropology, Recreation 45 R - Medicine 38 C - Historical Sciences 22 E - United States History 15 F - General American History 13 V - Naval Science 10 see all ...

United States Joint Publications Research Service 209 United States Foreign Broadcast Information Service 172 Akademii︠a︡ nauk SSSR 49 Moskovskiĭ gosudarstvennyĭ universitet im. M.V. Lomonosova 47 Soviet Union Ministerstvo kulʹtury 43 Institut zur Erforschung der UdSSR 40 Moskovskiĭ gosudarstvennyĭ universitet im. M.V. Lomonosova 35 Gosudarstvennai︠a︡ biblioteka SSSR imeni V.I. Lenina 34 Vsesoi︠u︡znai︠a︡ knizhnai︠a︡ palata 30 Sakharov Library Collection (University of Pennsylvania) 29 Soviet Union Ministerstvo oborony 29 Soviet Union 27 Akademii͡a nauk SSSR 26 Vsesoi͡uznai͡a knizhnai͡a palata 24 Gosudarstvennai͡a biblioteka SSSR imeni V.I. Lenina 23 Soi︠u︡z pisateleĭ SSSR 23 RFE/RL 22 T︠S︡K KPSS 22 Vsesoi︠u︡znyĭ leninskiĭ kommunisticheskiĭ soi︠u︡z molodezhi T︠S︡entralʹnyĭ komitet 22 Vsesoi︠u︡znyĭ t︠s︡entralʹnyĭ sovet professionalʹnykh soi︠u︡zov 22 Soviet Union Ministerstvo selʹskogo khozi︠a︡ĭstva 21 Institut istorii (Akademii︠a︡ nauk SSSR) 20 Soviet Union Glavnoe arkhivnoe upravlenie 20 Soviet Union Ministerstvo vysshego i srednego spet︠s︡ialʹnogo obrazovanii︠a︡ 19 Russian S.F.S.R Narodnyĭ komissariat prosveshchenii͡a 18 T͡SK KPSS 18 International Arts and Sciences Press 17 Leningradskiĭ gosudarstvennyĭ universitet imeni A.A. Zhdanova 17 Rossiĭskai︠a︡ akademii︠a︡ nauk 17 Russian S.F.S.R Vysshiĭ sovet narodnogo khozi͡aĭstva 17 see all ...

Russian 4,546 English 1,516 German 147 French 139 Ukrainian 37 Yiddish 36 Spanish 34 Japanese 33 Chinese 31 Multiple 26 Undetermined 20 Polish 19 Czech 17 Italian 17 Hebrew 15 Norwegian 8 Georgian 7 Swedish 6 Turkish 6 Arabic 5 Korean 5 Armenian 4 Belarusian 4 Croatian 4 Danish 4 Dutch 4 Greek 4 Azerbaijani 3 Indonesian 3 Latin 3 see all ...

Periodicals 4,914 History 363 Bibliography 168 Abstracts 120 Russian émigré periodicals 108 Périodiques 93 Electronic journals 79 Statistics 66 Criticism, interpretation, etc 61 Periodical 60 Périodiques 52 Newspapers 45 Russian émigré political periodicals 44 Russian émigré political periodicals 42 Sources 42 Catalogs 39 Bibliographies 37 periodicals 28 Computer network resources 27 Russian émigré literary periodicals 22 Congresses 19 Facsimiles 19 Imprints 19 Reviews 18 Military history 16 Russian émigré literary periodicals 14 Russian émigré military periodicals 14 Biography 13 Conference papers and proceedings 13 Indexes 13 see all ...

20th century 243 Revolution, 1917-1921 187 1985-1991 127 1917-1936 97 1917-1945 88 1900-1999 69 1953-1985 65 1945- 64 1945-1991 60 1917- 53 1945-1989 41 1917-1921 40 1989- 34 Since 1917 33 1975-1985 32 1991- 30 1936-1953 27 19th century 24 1970-1991 22 Since 1945 20 1900 - 1999 19 1918- 19 1955-1965 18 1801-1917 17 1894-1917 17 1953- 16 1965-1975 16 1985 - 1991 16 Since 1989 15 1939-1945 14 see all ...