CANCELED HEADINGS (2022) | REPLACED HEADINGS |
| Actual innocence | Wrongful conviction |
| Apartment houses | Apartment buildings |
| Applications for positions | Job applications |
| Arab Spring, 2010– | Arab Spring, 2010–2012 |
| Bar coding | Barcoding |
| Blacks | Black people |
| Blacks — Africa | Black people— Africa |
| Blacks — Biography | Black people— Biography |
| Blacks — Canada | Black people— Canada |
| Blacks — Civil rights | Black people— Civil rights |
| Blacks — Economic conditions | Black people— Economic conditions |
| Blacks — Education | Black people— Education |
| Blacks — Employment | Black people— Employment |
| Blacks — Folklore | Black people— Folklore |
| Blacks — France | Black people— France |
| Blacks — Housing | Black people— Housing |
| Blacks — Intellectual life | Black people— Intellectual life |
| Blacks — Political activity | Black people— Political activity |
| Blacks — Race identity | Black people— Race identity |
| Blacks — Religion | Black people— Religion |
| Blacks — Segregation | Black people— Segregation |
| Blacks — Social conditions | Black people— Social conditions |
| Blacks — Social life and customs | Black people— Social life and customs |
| Blacks — Suffrage | Black people— Suffrage |
| Blacks in art | Black people in art |
| Blacks in literature | Black people in literature |
| Blacks in motion pictures | Black people in motion pictures |
| Blacks in the motion picture industry | Black people in the motion picture industry |
| Cabala | Kabbalah |
| Car pools | Carpools |
| Cellular telephones | Cell phones |
| Children with mental disabilities | Children with developmental disabilities |
| Children with mental disabilities | Children with intellectual disabilities |
| Children with mental disabilities — Education | Children with intellectual disabilities—Education |
| Children with social disabilities | Socially disadvantaged children |
| Chinese New Year | Lunar New Year |
| Collecting of accounts | Debt collection |
| Crustacea | Crustaceans |
| Demonic possession | Demoniac possession |
| Dystopias — Fiction | Dystopian fiction |
| Fanzines | Zines |
| Female circumcision | Female genital mutilation |
| First Nations — Relocation | First Nations — Forced removal |
| Fund raising | Fundraising |
| Future life | Afterlife |
| Hearing ear dogs | Hearing dogs |
| Hearing impaired | Hard of hearing |
| Human-animal relationships | Human-animal relationship |
| Internet television | Streaming television |
| Intifada, 2000– | Intifada, 2000–2005 |
| Islands of the Pacific | Pacific Islands |
| Japanese Americans— Evacuation and | Japanese Americans — Forced removal and |
| relocation, 1942-1945 | incarceration |
| Japanese Canadians — Evacuation and | Japanese Canadians — Forced removal and |
| relocation, 1942-1945 | incarceration |
| LGBT comic books, strips, etc. | LGBTQ comic books, strips, etc. |
| LGBT literature | LGBTQ literature |
| LGBT people | LGBTQ people |
| LGBT people in the military | LGBTQ people in the military |
| Manic-depressive illness | Bipolar disorder |
| Mental retardation | Intellectual disabilities |
| Native Americans — Relocation | Native Americans — Forced removal |
| Navajo Indians | Navajo |
| Nonindigenous pests | Invasive pests |
| Palestinian Arabs | Palestinians |
| Parents of gays | Parents of LGBTQ people |
| People with mental disabilities | People with intellectual disabilities |
| People with mental disabilities | People with developmental disabilities |
| People with social disabilities | Socially disadvantaged people |
| Poor | Poor people |
| Poor — Canada | Poor people — Canada |
| Poor — Medical care | Poor people — Medical care |
| Project Voyager | Voyager project |
| Rich | Rich people |
| Shojo-ai | Shoujo-ai |
| Shonen-ai | Yaoi |
| Transsexualism | Transsexual people |
| Unauthorized immigrants | Undocumented immigrants |
| Voodooism | Vodou |
| Web-based instruction | Online education |
CANCELED HEADINGS (2000) | REPLACED HEADINGS |
| Accreditation (Education) | Schools—Accreditation |
| Aerospace industries | Aerospace industry |
| African American business people | African American businesspeople |
| African Americans in television | African Americans on television |
| Agricultural industries | Agricultural industry |
| American actors | Actors—United States |
| American architecture | Architecture—United States |
| American artists | Artists—United States |
| American arts | Arts—United States |
| American composers | Composers—United States |
| American decoration and ornament | Decoration and ornament—United States |
| American ethics | Ethics—United States |
| American folk dancing | Folk dancing—United States |
| American historians | Historians—United States |
| American illustrators | Illustrators—United States |
| American literature—American Indian authors | American literature—Native American authors |
| American musicians | Musicians—United States |
| American newspapers | Newspapers—United States |
| American painters | Painters—United States |
| American philosophers | Philosophers—United States |
| American sculptors | Sculptors—United States |
| Anglo—Saxon language | English language—Old English period |
| Anglo—Saxon literature | English literature—Old English period |
| Animal rights movements | Animal rights movement |
| Apple | Apples |
| Art forgeries | Art—Forgeries |
| Automobile engines | Automobiles—Motors |
| Black business people | Black businesspeople |
| Book industries | Book industry |
| Book industries—Exhibitions | Books—Exhibitions |
| Books—Classification | Library classification |
| Books—Reviews | Book reviews |
| Brothers.and sisters | Siblings |
| Business people | Businesspeople |
| Buying | Purchasing |
| Carpets | Rugs and carpets |
| Cave drawings | Cave drawings and paintings |
| Ceramic industries | Ceramic industry |
| Charts | Charts, diagrams, etc. |
| Chicago (111.)—Social policy | Social policy—Chicago (Ill.) |
| Children and adults | Child—adult relationship |
| Children—Costume | Children's costumes |
| Children—Employment | Child labor |
| China—History--1989, Tiananman Square Incident | Tiananmen Square Incident, Beijing (China), 1989 |
| Christian art and symbolism | Christian art |
| Christian symbolism |
| Christian unity | Christian union |
| Church—Unity |
| Ecumenical movement |
| Interdenominational cooperation |
| Christmas plays | Christmas—Drama |
| Christmas poetry | Christmas—Poetry |
| City life | City and town life |
| Clay industries | Clay industry |
| Colonial architecture | American colonial style in architecture |
| Architecture—United States— 1600—1775, Colonial period |
| Computer aided design | Computer—aided design |
| Computer assisted instruction | Computer—assisted instruction |
| Congresses and conventions | Conferences |
| County libraries | Public libraries |
| Regional libraries |
| Credit card crimes | Credit card fraud |
| Cross cultural studies | Cross—cultural studies |
| Customer service | Customer services |
| Cyclotron | Cyclotrons |
| Czechoslovakia—History—1989—1992 | Czechoslovakia—History— 1945—1992 |
| D.D.T. (Insecticide) | DDT (Insecticide) |
| Defense industries | Defense industry |
| DNA fingerprints | DNA fingerprinting |
| Drapery | Draperies |
| Drilling and boring | Drilling and boring (Earth and rocks) |
| Drilling and boring (Metal, wood, etc.) |
| Dual career family | Dual—career families |
| Education and state | Education—Government policy |
| Educational associations | Education—Societies |
| Eighteenth century | World history—18th century |
| Electric engineering | Electrical engineering |
| Electric industries | Electric products industry |
| Electronic date processing | Data processing |
| Electronic spreadsheets | Spreadsheet software |
| English language—Errors | English language—Errors of usage |
| English newspapers | Newspapers—Great Britain |
| Family violence | Domestic violence |
| Father and child | Father—child relationship |
| Fathers and daughters | Father—daughter relationship |
| Fathers and sons | Father—son relationship |
| Facsimile transmission | Fax transmission |
| Fifteenth century | World history—15th century |
| Fisheries | Commercial fishing |
| Fourteenth century | World history—14th century |
| France—History—1958—1969 | France—History— 195 8 |
| France—History— 1969 | France—History—1958 |
| French folk songs | Folk songs—France |
| Grandparent and child | Grandparent—grandchild relationship |
| Ground effect machines | Air—cushion vehicles |
| Home business | Home—based business |
| Human relations | Interpersonal relations |
| Indians | Native Americans |
| Indians of Central America | Native Americans—Central America |
| Indians of Central America—Guatemala | Native Americans—Guatemala |
| Indians of Mexico | Native Americans—Mexico |
| Indians of North America | Native Americans |
| Native Americans—North America |
| Native Americans—United States |
| Indians of North America—Antiquities | Native Americans—Antiquities |
| Indians of North America—Architecture | Native American architecture |
| Indians of North America—Art | Native American art |
| Indians of North America—Canada | Native Americans—Canada |
| Indians of North America—Captivities | Native Americans—Captivities |
| Indians of North America—Children | Native American children |
| Indians of North America—Christian missions | Native Americans—Christian missions |
| Indians of North America—Claims | Native Americans—Claims |
| Indians of North America—Costume | Native American costume |
| Indians of North America—Dances | Native American dance |
| Indians of North America—Dwellings | Native Americans—Dwellings |
| Indians of North America—Economic conditions | Native Americans—Economic conditions |
| Indians of North America—Education | Native Americans—Education |
| Indians of North America—First contact with Europeans | Native Americans—First contact with Europeans |
| Indians of North America—Folklore | Native Americans—Folklore |
| Indians of North America—Games | Native American games |
| Indians of North America—Government relations | Native Americans—Government relations |
| Indians of North America—History | Native Americans—History |
| Indians of North America—History—Chronology | Native Americans—History—Chronology |
| Indians of North America—Industries | Native Americans—Industries |
| Indians of North America—Languages | Native American languages |
| Indians of North America—Literature | Native American literature |
| Indians of North America—Medicine | Native American medicine |
| Indians of North America—Music | Native American music |
| Indians of North America—Names | Native American names |
| Indians of North America—Origins | Native Americans—Origins |
| Indians of North America—Politics and government | Native Americans—Politics and government |
| Indians of North America—Psychology | Native Americans—Psychology |
| Indians of North America—Relations with early settlers | Native Americans—Relations with early settlers |
| Indians of North America—Religion | Native Americans—Religion |
| Indians of North America—Reservations | Native Americans—Reservations |
| Indians of North America—Rites and ceremonies | Native Americans—Rites and ceremonies |
| Indians of North America—Sign language | Native American sign language |
| Indians of North America—Silverwork | Native American silverwork |
| Indians of North America—Social conditions | Native Americans—Social conditions |
| Indians of North America—Social life and customs | Native Americans—Social life and customs |
| Indians of North America—Wars | Native Americans—Wars |
| Indians of North America—Women | Native American women |
| Indians of South America | Native Americans—South America |
| Indians of South America—Peru | Native Americans—Peru |
| Indians of the West Indies | Native Americans—West Indies |
| Industrial wastes | Industrial waste |
| Infants—Clothing | Infants' clothing |
| Lemon | Lemons |
| Libraries—Trustees | Library trustees |
| Lime (Fruit) | Limes |
| Lime (Mineral) | Lime |
| Literature—Stories, plots, etc. | Stories, plots, etc.—Collections |
| Lord's Supper | Eucharist |
| Lunar petrology | Moon rocks |
| Man (Theology) | Human beings (Theology) |
| Mass | Mass (Liturgy) |
| Mathematics—Computer assisted instruction | Mathematics—Computer—assisted instruction |
| Minorities in television | Minorities on television |
| Men actors | Male actors |
| Middle Ages—History | Middle Ages |
| Military health | Military personnel—Health and hygiene |
| Models and model making | Models and modelmaking |
| Modem architecture | Modernism in architecture |
| Modem architecture—1600—1799 (17th and 18th centuries) | Architecture— 17th and 18th centuries |
| Modem architecture— 1800—1899 (19th century) | Architecture—19th century |
| Modern architecture— 1900—1999 (20th century) | Architecture—20th century |
| Modem art—1800—1899 (19th century) | Art—19th century |
| Modem art—1900—1999 (20th century) | Art—20th century |
| Modem history—1800—1899 (19th century) | World history—19th century |
| Modem history— 1900—1999 (20th century) | World history—20th century |
| Modem history—1945 | World history—1945 |
| Modem painting—1800—1899 (19th century) | Painting— 19th century |
| Modem painting—1900—1999 (20th century) | Painting—20th century |
| Modem sculpture | Modernism in sculpture |
| Modem sculpture—1900—1999 (20th century) | Sculpture—20th century |
| Modernism (Art) | Modernism in art |
| Modernism (Arts) | Modernism (Aesthetics) |
| Moneymaking projects for children | Money—making projects for children |
| Moors | Muslims |
| Mother and child | Mother—child relationship |
| Mothers and daughters | Mother—daughter relationship |
| Mothers and sons | Mother—son relationship |
| Multimedia systems | Multimedia |
| Nineteenth century | World history—19th century |
| Noninstitutional churches | Non—institutional churches |
| Nonwage payments | Fringe benefits |
| Ohio—Economic policy | Economic policy—Ohio |
| Ohio—Social policy | Social policy—Ohio |
| Orange (Fruit) | Oranges |
| Organic chemistry—Synthesis | Organic compounds—Synthesis |
| Parent and child | Parent—child relationship |
| Parent—teacher relationships | Parent—teacher relationship |
| Pattern making | Patternmaking |
| Pecan | Pecans |
| Physics—Congresses | Physics—Conferences |
| Plots (Drama, fiction, etc.) | Stories, plots, etc. |
| Power plants | Electric power plants |
| Programming (Computers) | Computer programming |
| Programming languages (Computers) | Programming languages |
| Public relations—Libraries | Libraries—Public relations |
| Railroads—Consolidation | Railroads—Mergers |
| Religious art and symbolism | Religious art |
| Renaissance architecture | Architecture—15th and 16th centuries |
| Renaissance art | Art—15th and 16th centuries |
| Renaissance decoration and ornament | Decoration and ornament—15th and 16th centuries |
| Rich people | Rich |
| Rugs | Rugs and carpets |
| Saving and thrift | Saving and investment |
| Science and state | Science—Government policy |
| Seventeenth century | World history—17th century |
| Single parent family | Single—parent families |
| Sixteenth century | World history—16th century |
| State aid to education | Government aid to education |
| State aid to libraries | Government aid to libraries |
| Stepfamily | Stepfamilies |
| Stealing | Theft |
| Stock exchange | Stock exchanges |
| Student life | College students |
| Students |
| Talking books | Audiobooks |
| Teacher—student relationships | Teacher—student relationship |
| Thirteenth century | World history—l3th century |
| Tiros (Meteorological satellite) | TIROS satellites |
| Transsexuality | Transsexualism |
| Twentieth century | World history—20th century |
| Twenty—first century | World history—2 1st century |
| Type and type founding | Type and type—founding |
| United States—Commercial policy | Commercial policy—United States |
| United States—Economic policy | Economic policy—United States |
| United States—History—1812—1815, War of 1812 | War of 1812 |
| United States—Military policy | Military policy—United States |
| United States—Social policy | Social policy—United States |
| Video display terminals | Computer monitors |
| Violence in television | Violence on television |
| Wages | Salaries, wages, etc. |
| World War, 1939—1945—Congresses | World War, 1939—1945—Conferences |
| World Wide Web servers | Web servers |
| Young adults' library services | Young adults' libraries |