History 4,594,033 Breathnaigh ar na taifid Politics and government 1,517,612 Breathnaigh ar na taifid History and criticism 869,854 Breathnaigh ar na taifid Law and legislation 501,269 Breathnaigh ar na taifid Economic conditions 470,997 Breathnaigh ar na taifid Criticism and interpretation 428,954 Breathnaigh ar na taifid Social conditions 419,900 Breathnaigh ar na taifid Description and travel 396,731 Breathnaigh ar na taifid Social life and customs 350,504 Breathnaigh ar na taifid Philosophy 313,101 Breathnaigh ar na taifid Foreign relations 313,036 Breathnaigh ar na taifid Education 310,175 Breathnaigh ar na taifid Biography 286,864 Breathnaigh ar na taifid Political science 281,914 Breathnaigh ar na taifid Antiquities 268,258 Breathnaigh ar na taifid Women 264,800 Breathnaigh ar na taifid Study and teaching 264,235 Breathnaigh ar na taifid Claims 262,477 Breathnaigh ar na taifid Social aspects 255,297 Breathnaigh ar na taifid Congresses 251,560 Breathnaigh ar na taifid World War, 1939-1945 247,081 Breathnaigh ar na taifid Civilization 238,323 Breathnaigh ar na taifid Periodicals 231,213 Breathnaigh ar na taifid Histoire 226,188 Breathnaigh ar na taifid Jews 223,483 Breathnaigh ar na taifid Bills, Private 223,242 Breathnaigh ar na taifid Religious aspects 221,104 Breathnaigh ar na taifid Music 213,287 Breathnaigh ar na taifid Economic policy 204,561 Breathnaigh ar na taifid Economic aspects 203,784 Breathnaigh ar na taifid Economic history 197,495 Breathnaigh ar na taifid Research 194,003 Breathnaigh ar na taifid Travel 188,516 Breathnaigh ar na taifid Law 182,887 Breathnaigh ar na taifid Finance 182,414 Breathnaigh ar na taifid Bibliography 171,257 Breathnaigh ar na taifid Art 168,777 Breathnaigh ar na taifid Operas 166,929 Breathnaigh ar na taifid Agriculture 162,558 Breathnaigh ar na taifid Architecture 160,279 Breathnaigh ar na taifid Management 159,815 Breathnaigh ar na taifid Christianity 154,318 Breathnaigh ar na taifid Church history 153,740 Breathnaigh ar na taifid Manners and customs 153,602 Breathnaigh ar na taifid Sources 152,602 Breathnaigh ar na taifid General 152,482 Breathnaigh ar na taifid Religion 151,155 Breathnaigh ar na taifid Geology 151,078 Breathnaigh ar na taifid International relations 147,777 Breathnaigh ar na taifid Islam 147,653 Breathnaigh ar na taifid Government policy 141,813 Breathnaigh ar na taifid Statistics 137,484 Breathnaigh ar na taifid Commerce 131,077 Breathnaigh ar na taifid Intellectual life 129,700 Breathnaigh ar na taifid Diplomatic relations 127,671 Breathnaigh ar na taifid Medicine 124,242 Breathnaigh ar na taifid Economics 124,180 Breathnaigh ar na taifid Judaism 123,961 Breathnaigh ar na taifid Criticism, interpretation, etc 121,788 Breathnaigh ar na taifid English language 121,568 Breathnaigh ar na taifid Relations 121,307 Breathnaigh ar na taifid Political aspects 118,738 Breathnaigh ar na taifid Jazz 117,983 Breathnaigh ar na taifid Taxation 117,252 Breathnaigh ar na taifid Science 116,162 Breathnaigh ar na taifid World War, 1914-1918 116,107 Breathnaigh ar na taifid Popular music 113,571 Breathnaigh ar na taifid Exhibitions 111,530 Breathnaigh ar na taifid Diseases 110,981 Breathnaigh ar na taifid Children 109,223 Breathnaigh ar na taifid Indians of North America 108,854 Breathnaigh ar na taifid Families 108,140 Breathnaigh ar na taifid Piano music 106,289 Breathnaigh ar na taifid Literature 106,009 Breathnaigh ar na taifid Legal status, laws, etc 104,658 Breathnaigh ar na taifid Grammar 104,004 Breathnaigh ar na taifid Environmental aspects 102,869 Breathnaigh ar na taifid Doctrines 101,622 Breathnaigh ar na taifid Fiction 98,324 Breathnaigh ar na taifid African Americans 95,978 Breathnaigh ar na taifid Buildings, structures, etc 95,926 Breathnaigh ar na taifid Armed Forces 94,156 Breathnaigh ar na taifid Scores 92,120 Breathnaigh ar na taifid Prevention 91,852 Breathnaigh ar na taifid Excavations (Archaeology) 91,383 Breathnaigh ar na taifid Missions 90,624 Breathnaigh ar na taifid Emigration and immigration 89,462 Breathnaigh ar na taifid Mathematics 89,461 Breathnaigh ar na taifid Officials and employees 88,058 Breathnaigh ar na taifid City planning 88,037 Breathnaigh ar na taifid Motion pictures 87,981 Breathnaigh ar na taifid Psychological aspects 87,205 Breathnaigh ar na taifid Appropriations and expenditures 85,732 Breathnaigh ar na taifid Population 85,539 Breathnaigh ar na taifid Industries 83,465 Breathnaigh ar na taifid Theater 83,272 Breathnaigh ar na taifid Psychology 82,719 Breathnaigh ar na taifid Communism 82,370 Breathnaigh ar na taifid Early works to 1800 81,322 Breathnaigh ar na taifid Poetry 81,232 Breathnaigh ar na taifid