History 875 Census records 196 Societies, etc 191 Politics and government 176 Description and travel 165 Churches 161 Ethnic groups 141 more ... Greek Americans 138 Sources 102 Clergy 100 Indians of North America 86 Social life and customs 86 Jews 84 Registers of births, etc 83 German Americans 69 Histoire 67 African Americans 66 Germans 66 Legislators 65 Genealogy 64 Iroquois Indians 64 Italian Americans 62 Lawyers 58 Presbyterian 54 Immigrants 53 Social conditions 53 Emigration and immigration 51 Travel 51 Periodicals 48 Polish Americans 45 Episcopal 43 Education 42 Italians 42 Biography 40 Almanacs, American 37 Church records and registers 37 Lithuanian Americans 37 Bibliography 36 Physicians 36 Archives 34 less ...