History Histoire 543 HISTORY 427 State & Local 282 General 255 Politics and government 194 Social conditions 138 Frontier and pioneer life 134 Race relations 123 Historia 96 Social life and customs 84 African Americans 83 SOCIAL SCIENCE 77 BIOGRAPHY & AUTOBIOGRAPHY 73 Politique et gouvernement 73 Social aspects 69 Conditions sociales 67 Historical 62 Noirs américains 56 History, Military 55 Manners and customs 53 Description and travel 49 Slavery 48 Economic conditions 47 Travel 45 Relations raciales 44 Emigration and immigration 40 Ethnic relations 39 Reconstruction (U.S. history, 1865-1877) 38 Pioneers 37