History 715 Foreign relations 66 Communism 55 Politics and government 48 Biography 37 Civilization 35 Sources 35 Fiction 28 Description and travel 27 Sino-Japanese Conflict, 1937-1945 20 Social life and customs 19 Social conditions 18 Economic conditions 16 Bibliography 13 World War, 1939-1945 13 Science 11 Commerce 10 Missions 10 Periodicals 10 Personal narratives 9 Buddhism 8 China 8 Chinese literature 8 Eastern question (Far East) 7 Education 6 Finance, Public 6 History and criticism 6 Railroads 6 Technology 6 Heads of state 5