History 113 Social life and customs 68 Description and travel 30 Travel 18 Country life 14 Folklore 14 Childhood and youth 12 History, Local 12 Social conditions 12 Law 8 Physicians 8 Politics and government 8 Race relations 8 Armed Forces 6 City and town life 6 Civilization 6 Education 6 Friends and associates 6 Historic sites 6 History and criticism 6 History, Military 6 History, Naval 6 Medicine 6 Mexican Americans 6 Natural history 6 Outdoor life 6 Physician and patient 6 Presidents 6 Psychological aspects 6 Travelers' writings, American 6 African Americans 4 Air pilots 4 Airplanes 4 Animals 4 Bird watching 4 British 4 Caring 4 Children 4 Civil rights movements 4 Civilization, Modern 4 Conservation 4 Curiosities and wonders 4 Death 4 Ecology 4 Employees 4 Environmentalism 4 Family 4 Food habits 4 Frontier and pioneer life 4 Gay men 4 Histoire 4 Hunting 4 Justice, Administration of 4 Leadership in women 4 Legends 4 Mathematics 4 Nurse and patient 4 Nursing 4 Paper mills 4 Papermaking 4 Philosophy 4 Piloting 4 Politicians 4 Popular music 4 Research 4 River life 4 Soldiers' writings, American 4 Teacher-student relationships 4 Terminally ill 4 Tourism 4 War correspondents 4 Wildlife rehabilitation 4 Wildlife rescue 4 Women veterinarians 4 Aboriginal Australians 2 Adult children of divorced parents 2 Aeronautics in forest fire control 2 Aeronautics in meteorology 2 Afghan War, 2001 2 African American school administrators 2 African American soldiers 2 African American students 2 African American universities and colleges 2 Agricultural extension work 2 Agricultural laborers 2 Agriculture 2 Alienation (Social psychology) 2 American essays 2 American wit and humor 2 Amish 2 Anecdotes 2 Animal behavior 2 Animal rights 2 Animals and civilization 2 Antidepressants 2 Apes 2 Aquarists 2 Arabic poetry 2 Artisans 2 Artists 2