History 4,732,009 History and criticism 883,109 Histoire 229,052 Housing 74,164 Historiography 73,597 Human rights 70,651 History, Military 66,668 Histoire et critique 58,378 Holocaust, Jewish (1939-1945) 56,889 HISTORY 46,247 Handbooks, manuals, etc 39,380 Health 37,641 Health and hygiene 36,688 Hospitals 33,260 Homes and haunts 32,791 History of doctrines 29,939 Historic buildings 29,316 Harbors 27,778 Hebrew language 25,149 Hymns, English 25,093 History, Local 23,253 Historic sites 23,070 Historical geography 22,438 Health aspects 21,193 Hadith 20,614 Human ecology 20,378 Historians 20,290 Hasidism 19,788 Homosexuality 18,867 Health insurance 18,067 Hinduism 17,911 Human beings 17,428 HEALTH & FITNESS 17,308 History, Naval 16,652 Holocaust survivors 15,657 History, Modern 15,030 Horses 14,430 Humanities 13,546 Hermeneutics 13,385 Hotels 13,162 Hunting 12,613 History, Ancient 12,247 Hymns 12,232 Homes 12,212 Holidays 12,008 Human geography 11,593 Heart 11,198 Humanism 11,121 Hydrology 10,925 Home economics 10,910 Hygiene 10,888 Harpsichord music 10,805 Heads of state 10,787 Humor 10,777 Hasidim 10,544 Human anatomy 10,473 Heat 10,137 Housing policy 9,895 Home 9,482 Hours of labor 9,190 Heraldry 8,550 History of Medicine 8,518 Hispanic Americans 8,195 Human Rights 8,191 Historia 8,187 Heroes 8,043 Happiness 7,972 Households 7,958 High schools 7,623 Health Policy 7,621 Human body 7,517 History of Biblical events 7,456 Health facilities 7,448 Human-computer interaction 7,251 Handicraft 7,194 Hazardous substances 7,104 Haggadot 6,995 High school students 6,804 Husband and wife 6,649 Habad 6,456 Human-animal relationships 6,408 Hydraulic engineering 6,397 HIV infections 6,327 History, 20th Century 6,270 Hazardous wastes 6,228 Health surveys 6,180 Hindustani music 5,804 Human capital 5,614 Human evolution 5,558 Hebrew literature 5,550 Health care reform 5,542 Hanukkah 5,527 Hiking 5,506 Hardware 5,355 Historic preservation 5,319 Herbs 5,207 HISTORY / General 5,167 Housekeeping 5,129 Higher education and state 5,097 Hydrogeology 5,044