History 783 Foreign relations 415 Politics and government 380 Description and travel 344 Economic conditions 235 Communism 192 Social life and customs 155 Biography 121 Social conditions 119 Commerce 110 Civilization 105 Economic policy 76 Periodicals 62 Agriculture 60 Missions 60 Sources 51 Fiction 46 Relations 46 Congresses 44 Bibliography 43 Economic aspects 41 Education 35 Industries 35 Pictorial works 34 World War, 1939-1945 34 Sino-Japanese Conflict, 1937-1945 32 Study and teaching 28 Antiquities 26 Foreign economic relations 26 Eastern question (Far East) 25