History 622 Frontier and pioneer life 239 Description and travel 185 Indians of North America 144 History and criticism 125 In literature 125 American literature 91 Discovery and exploration 71 Women 69 Social life and customs 64 Social conditions 57 Western stories 54 Travel 53 Territorial expansion 48 Overland journeys to the Pacific 43 Economic conditions 42 Social aspects 39 Womyn 39 Cowboys 36 Pioneers 35 Discoveries in geography 33 Ethnic relations 32 Historiography 31 Race relations 31 Women pioneers 31 Authors, American 30 Water-supply 30 Civilization 28 Environmental aspects 27 Environmental conditions 27 Art, American 26 Frontier and pioneer life in literature 26 Intellectual life 26 African Americans 25 Government policy 25 Public lands 25 Exhibitions 24 Women authors 24 Politics and government 23 Railroads 23 Wars 23 Environmental policy 22 Geology 21 Water resources development 21 Landscape photography 20 Women and literature 20 Criticism and interpretation 19 Emigration and immigration 19 Literature 19 Biography 18 Land use 18 Law and legislation 18 Natural history 18 American fiction 17 Fur trade 17 Outlaws 17 Political aspects 17 Homes and haunts 16 Water rights 16 Explorers 15 Immigrants 15 Manners and customs 15 History, Local 14 Indians in literature 14 Photography 14 Cities and towns 13 Economic aspects 13 Latter Day Saints 13 Military life 13 Photographers 13 Western films 13 World War, 1939-1945 13 Gold discoveries 12 Gold mines and mining 12 HISTORY / United States / State & Local / West (AK, CA, CO, HI, ID, MT, NV, UT, WY) 12 Latter Day Saint churches 12 Artists 11 Government relations 11 Latter Day Saint pioneers 11 Mines and mineral resources 11 Natural resources 11 Painting, American 11 Ranch life 11 Women authors, American 11 Agriculture 10 Japanese Americans 10 National characteristics, American 10 Pictorial works 10 Religion 10 Slavery 10 American poetry 9 Art 9 Conservation of natural resources 9 Cowgirls 9 Economic history 9 Folklore 9 Frontier thesis 9 Geology, Stratigraphic 9 Management 9 Paleontology 9