H - Gwyddor Gymdeithasol 949 P - Iaith a Llenyddiaeth 872 Q - Gwyddoniaeth 685 D - Hanes y Byd 631 T - Technoleg 390 B - Athroniaeth, Seicoleg, Crefydd 339 K - Y Gyfraith 215 S - Amaethyddiaeth 212 J - Gwyddor Gwleidyddiaeth 187 G - Daearyddiaeth, Anthropoleg, Hamdden 171 R - Meddygaeth 134 N - Celfyddyd Gain 124 M - Cerddoriaeth 105 F - Hanes Americanaidd Cyffredinol 102 L - Addysg 75 Z - Gwyddor Llyfrgell 65 C - Gwyddorau Hanesyddol 61 U - Gwyddor Filwrol 41 E - Hanes yr Unol Daleithiau 28 A - Gwaith Cyffredinol 15 V - Gwyddor Lyngesol 11 Gweld pob un ...

American Society of Civil Engineers 44 George Clapp Vaillant Book Fund 31 American Society of Civil Engineers Geo-Institute 25 Institute of Southeast Asian Studies 25 William B. Provine Collection on Evolution and Genetics 25 Women in Security, Conflict Management, and Peace (Program) 25 International Labour Conference Geneva, Switzerland 24 International Labour Office 22 World Federation of Trade Unions 17 Lembaga Minyak Sawit Malaysia 15 American Society of Mechanical Engineers 14 International Congress of Prehistoric and Protohistoric Sciences Lisbon, Portugal 14 North Atlantic Treaty Organization Public Diplomacy Division 14 International Congress of Prehistoric and Protohistoric Sciences 13 International Union of Prehistoric and Protohistoric Sciences 13 Sabin W. Colton, Jr., Memorial Fund 13 Class of 1924 Book Fund 12 Food and Agriculture Organization of the United Nations 12 International School of Physics "Enrico Fermi" Varenna, Italy 12 Società italiana di fisica 12 Hazel M. Hussong Fund 11 Società italiana di fisica 11 Transportation & Development Institute (American Society of Civil Engineers) 11 World Health Organization 11 International Union for the Scientific Study of Population 10 World Bank 10 Changsha li gong da xue 9 Fiske Icelandic Collection 9 GeoHunan International Conference on Challenges and Recent Advances in Pavement Technologies and Transportation Geotechnics 9 Institute of Policy Studies (Singapore) 9 Gweld pob un ...

English 3,706 Spanish 585 Italian 518 German 441 French 390 Chinese 341 Russian 160 Indonesian 154 Portuguese 95 Japanese 91 Malay 55 Arabic 45 Thai 37 Hindi 31 Korean 31 Vietnamese 28 Sanskrit 26 Tamil 22 Multiple 19 Bengali 16 Nepali 14 Czech 10 Greek 10 Ancient Greek 9 Catalan 9 Hebrew 9 Polish 8 Latin 7 Sinhala 7 Turkish 7 Gweld pob un ...

20th century 231 1900 - 1999 153 21st century 142 1900-1999 91 2000 - 2099 91 19th century 78 To 1500 47 2000-2099 42 1800 - 1899 41 1800-1899 32 18th century 31 2008 27 1900 - 2099 26 2000- 26 1800 - 1999 25 Geschichte 24 1800-1999 19 2007 19 2006 18 Since 2000 18 16th century 17 1900-2099 17 1700 - 1799 16 1700-1799 16 1945- 16 1939 - 1945 15 1991- 14 2010 14 17th century 12 2009 12 Gweld pob un ...

China 247 India 241 Italy 207 Europe 188 Indonesia 149 United States 139 Asia 118 Latin America 116 Mexico 82 Malaysia 79 Germany 78 South Asia 67 Southeast Asia 66 Japan 65 Africa 55 Taiwan 52 Rome 51 Spain 49 Russia (Federation) 47 Philippines 45 Bolivia 44 East Asia 40 Nepal 40 Brazil 38 Rome (Empire) 37 Developing countries 36 Pacific Area 36 Thailand 36 Bangladesh 35 Greece 35 Gweld pob un ...