Social conditions History 33 Frontier and pioneer life 9 Social life and customs 7 African Americans 6 Migration, Internal 5 Oral history 5 more ... World War, 1939-1945 5 Emigration and immigration 4 Ethnic relations 4 Forced removal and internment, 1942-1945 4 History, Local 4 Japanese Americans 4 Manners and customs 4 Pioneers 4 Race relations 4 Social change 4 Community life 3 Concentration camps 3 Description and travel 3 Internment camps 3 Interviews 3 Middle class 3 Migrations 3 Minorities 3 Politics and government 3 Travel 3 Women 3 African American women 2 African American women entertainers 2 less ...