History 504 Indians of North America 401 Indian art 108 Antiquities 93 Birds 76 Free trade 75 Social conditions 74 History and criticism 69 Colonies 62 Discovery and exploration 60 Emigration and immigration 59 Religion 56 Social aspects 56 Indian women 48 Paleontology 47 Discoveries in geography 46 Economic integration 45 Social life and customs 44 Politics and government 43 Description and travel 42 Geology 42 Economic conditions 39 Indians, Treatment of 39 American literature 36 Botany 35 Ethnic relations 35 Government relations 35 Indian philosophy 35 Missions 35 Natural history 35 Race relations 32 Trees 32 Civilization 31 Ecology 30 Geology, Stratigraphic 30 Immigrants 30 Political aspects 30 Ethnic identity 29 Indian dance 29 Religious aspects 29 Colonization 27 Economic aspects 27 Mammals 27 Indian authors 25 Women 25 Music 24 Rites and ceremonies 24 First contact with other peoples 23 Environmental policy 22 Frontier and pioneer life 22 Paleo-Indians 22 Travel 22 Indigenous peoples 21 Insects 21 Migrations 21 Public opinion 21 Relations 21 Government policy 20 Indian mythology 20 Material culture 20 Indians 19 Indians in literature 19 Commerce 18 Cultural assimilation 18 Environmental aspects 18 Ethnology 18 Folklore 18 Historiography 18 Land tenure 18 Womyn 18 Identification 17 Law and legislation 17 Foreign economic relations 16 Human ecology 16 Intellectual life 16 Study and teaching 16 Urban Indians 16 Histoire 15 Indian pottery 15 Political activity 15 Archaeology 14 Environmental conditions 14 French 14 Philosophy 14 Racism 14 Research 14 Territorial expansion 14 Church history 13 Conservation 13 Economic policy 13 International relations 13 Iroquois Indians 13 Spanish 13 Christianity 12 Fungi 12 Fur trade 12 Glacial epoch 12 Historical geography 12 Human geography 12 Imperialism 12