History 4,736,539 History and criticism 884,025 Histoire 235,779 Housing 75,044 Historiography 73,646 Human rights 70,701 History, Military 66,747 Histoire et critique 59,460 Holocaust, Jewish (1939-1945) 56,999 HISTORY 46,141 Handbooks, manuals, etc 39,391 Health 39,258 Health and hygiene 36,734 Hospitals 33,313 Homes and haunts 32,832 History of doctrines 29,940 Historic buildings 29,355 Harbors 27,786 Hebrew language 25,191 Hymns, English 25,097 History, Local 23,298 Historic sites 23,089 Historical geography 22,455 Health aspects 21,217 Hadith 20,650 Human ecology 20,427 Historians 20,319 Hasidism 19,819 Homosexuality 18,884 Health insurance 18,076 Hinduism 17,932 Human beings 17,453 HEALTH & FITNESS 17,306 History, Naval 16,671 Holocaust survivors 15,694 History, Modern 15,045 Horses 14,439 Humanities 13,557 Hermeneutics 13,401 Hotels 13,181 Hunting 12,652 History, Ancient 12,250 Hymns 12,237 Homes 12,226 Holidays 12,016 Human geography 11,597 Heart 11,206 Humanism 11,128 Hydrology 10,924 Home economics 10,917 Hygiene 10,889 Harpsichord music 10,807 Heads of state 10,800 Humor 10,764 Hasidim 10,565 Human anatomy 10,479 Heat 10,140 Housing policy 9,907 Home 9,483 Hours of labor 9,195 Heraldry 8,584 History of Medicine 8,515 Hispanic Americans 8,203 Human Rights 8,180 Historia 8,092 Heroes 8,050 Happiness 7,987 Households 7,963 Health Policy 7,732 High schools 7,637 Human body 7,530 History of Biblical events 7,458 Health facilities 7,447 Human-computer interaction 7,255 Handicraft 7,202 Hazardous substances 7,103 Haggadot 7,005 High school students 6,821 Husband and wife 6,660 Habad 6,470 Human-animal relationships 6,429 Hydraulic engineering 6,400 HIV infections 6,332 History, 20th Century 6,264 Hazardous wastes 6,236 Health surveys 6,181 Hindustani music 5,814 Human capital 5,792 Human evolution 5,566 Hebrew literature 5,563 Health care reform 5,547 Hanukkah 5,542 Hiking 5,509 Hardware 5,356 Historic preservation 5,320 Herbs 5,214 HISTORY / General 5,182 Housekeeping 5,139 Higher education and state 5,104 Hydrogeology 5,044