Book 6,719 Audio 228 Conference Proceeding 220 Journal 214 Government Document 152 Serial 132 Electronic 34 Kit 18 Musical Score 11 Newspaper 11 Unknown 6 Photo 5 Thesis 3 see all ...

United States Department of State 101 National Science Foundation (U.S.) 87 United States Department of Agriculture 61 Russia (Federation) 46 Pochvennyĭ institut imeni V.V. Dokuchaeva 42 Pochvennyĭ institut imeni V.V. Dokuchaeva 41 Mifʻal tirgume ha-madaʻ ha-Yiśreʼeli 38 Soviet Union 38 Akademii︠a︡ nauk SSSR 32 Vsesoi︠u︡znai︠a︡ akademii︠a︡ selʹskokhozi︠a︡ĭstvennykh nauk imeni V.I. Lenina 31 United States 30 Vsesoi︠u︡znai︠a︡ akademii︠a︡ selʹskokhozi︠a︡ĭstvennykh nauk imeni V.I. Lenina 26 Tchaikovsky, Peter Ilich, 1840-1893 25 Shostakovich, Dmitriĭ Dmitrievich, 1906-1975 24 Food and Agriculture Organization of the United Nations 23 Mussorgsky, Modest Petrovich, 1839-1881 23 Sotheby's (Firm) 23 Pushkin, Aleksandr Sergeevich, 1799-1837 22 Rachmaninoff, Sergei, 1873-1943 21 Stalin, Joseph, 1878-1953 21 Vavilov, N. I (Nikolaĭ Ivanovich), 1887-1943 21 Institut geografii (Akademii͡a nauk SSSR) 20 Prokofiev, Sergey, 1891-1953 20 Glavnyĭ botanicheskiĭ sad (Akademii︠a︡ nauk SSSR) 18 Institut geografii (Akademii︠a︡ nauk SSSR) 18 Lysenko, Trofim, 1898-1976 18 Vsesoi͡uznai͡a akademii͡a selʹskokhozi͡aĭstvennykh nauk imeni V.I. Lenina 18 Gerasimov, I. P (Innokentiĭ Petrovich), 1905-1985 17 Indian National Scientific Documentation Centre 17 Poli︠a︡nskiĭ, Valeriĭ 16 see all ...

History 368 Periodicals 222 Biography 193 Congresses 190 Dictionaries 162 Conference papers and proceedings 133 Biographies 92 Statistics 82 Sound recordings 76 Treaties 52 Musical settings 51 Pictorial works 48 Excerpts 43 Downloadable audio file 38 Songs 36 Bibliography 35 Streaming audio 35 Fiction 34 Classification 33 Sources 30 Operas 28 Songs and music 27 Auction catalogs 23 Maps 22 Bibliographies 20 Handbooks, manuals, etc 20 Symphonies 16 Correspondence 15 Handbooks and manuals 15 Exhibitions 14 see all ...

20th century 66 1887-1943 37 1855-1935 35 19th century 34 1900-1999 32 1846-1903 22 Revolution, 1917-1921 17 1800-1899 12 18th century 12 1863-1939 11 1870-1924 11 1900 - 1999 10 1878-1953 9 1933-2017 8 1861-1917 7 1946-1950 7 1220-1263 6 1564-1616 6 1917-1936 6 1917-1945 6 17th century 5 1818-1883 5 1845-1895 5 1865-1948 5 1878-1972 5 1917 - 1921 5 Revolution, 1905-1907 5 1530-1584 4 1672-1725 4 1799-1837 4 see all ...

Soviet Union 1,874 Russia (Federation) 1,183 Russia 617 Kazakhstan 150 United States 137 Ukraine 132 Belarus 127 Siberia 123 Russian S.F.S.R 76 Uzbekistan 67 Asia, Central 56 Moldova 56 Russian Far East 52 Russie 50 China 40 Kyrgyzstan 40 Russia, Northern 36 Turkmenistan 35 Asia 33 Europe 32 Siberia, Western 32 Azerbaijan 29 Caucasus 29 Moscow 24 URSS 24 Georgia (Republic) 23 Saint Petersburg 22 Europe, Eastern 21 Sakha 21 Caucasus, Northern 20 see all ...