8,091 History 5,968 Social conditions 5,808 Women 5,780 Women's rights 1,154 Botany 965 Socialism 964 Description and travel 829 Education 695 Politics and government 496 Reformation 489 Dissertations 413 Employment 371 Ladino literature 320 Foreign relations 314 Political science 313 Communism 305 Politics, Practical 301 Economic conditions 272 Economics 261 Legal status, laws, etc 231 Anabaptists 216 Marriage 212 Social life and customs 204 Philosophy 192 Church buildings 189 Trials (Murder) 181 Jews 171 Mothers 170 Indians of North America 170 Sources