General 1,106 History 1,051 Histoire 835 HISTORY 736 SOCIAL SCIENCE 502 POLITICAL SCIENCE 328 History and criticism 266 LITERARY CRITICISM 249 State & Local 229 Histoire et critique 225 BIOGRAPHY & AUTOBIOGRAPHY 221 Politics and government 195 Reference 186 EDUCATION 179 Social aspects 179 BUSINESS & ECONOMICS 175 Social conditions 170 Politique et gouvernement 153 Aspect social 149 American 138 SCIENCE 136 Anthropology 133 Certification 133 Conditions sociales 132 MEDICAL 128 Examinations 122 PERFORMING ARTS 122 TECHNOLOGY & ENGINEERING 115 Teaching Methods & Materials 113 Cultural 111