History 130,708 Politics and government 43,196 Description and travel 25,050 Social life and customs 18,653 Histoire 17,730 Social conditions 14,999 Antiquities 13,624 יותר ... Indians of South America 11,507 Civilization 8,705 Foreign relations 8,391 Economic conditions 8,340 Travel 7,805 Manners and customs 7,180 Indians of Mexico 6,296 HISTORY 5,742 Frontier and pioneer life 5,551 Race relations 5,543 African Americans 4,627 Politique et gouvernement 4,595 Indians of North America 4,521 General 4,137 Mayas 4,001 Descriptions et voyages 3,959 Sources 3,653 Relations 3,562 Biography 3,400 Ethnic relations 3,296 Excavations (Archaeology) 3,281 Discovery and exploration 3,179 Religion 3,099 פחות ...