History 49 Jews 21 Indians of North America 15 Ethnic relations 14 Oral history 14 Description and travel 8 Government relations 8 more ... Biography 7 Germans 5 Society of Friends 5 Danish Americans 4 Economic conditions 4 Frontier and pioneer life 4 History, Local 4 Omaha Indians 4 Periodicals 4 Political activity 4 Russian Germans 4 Societies, etc 4 Missions 3 Pawnee Indians 3 Politics and government 3 Registers of births, etc 3 American literature 2 Antiquities 2 Armed Forces 2 Census, 1860 2 Census, 8th, 1860 2 Cheyenne Indians 2 Conjoints 2 Cooking 2 Cultural assimilation 2 Czech Americans 2 Families of military personnel 2 Familles de militaires 2 Genealogy 2 Indian reservations 2 Manuscripts 2 Massacres 2 Militaires 2 less ...