Missions 574 History 124 Description and travel 59 Missionaries 49 Biography 42 Church history 26 Indians of South America 23 Missions, Medical 22 Indians of North America 21 Sources 21 Social life and customs 18 Methodist Church 16 Protestant churches 15 Religion 13 Indians of Mexico 12 Social conditions 10 Theory 10 Aboriginal Australians 9 Baptists 9 Christianity 8 Colonies 7 Education 7 Missions, British 7 Missions, Portuguese 7 Christianity and other religions 6 Missions, Spanish 6 Indians, Treatment of 5 Maori (New Zealand people) 5 Periodicals 5 Politics and government 5