Browse by Subjects

Please select a value to browse from the list below.

Library of Congress Subject Areas (56195)
- A General Works (319)
  - AC Collections. Series. Collected works (13)
  - AI Indexes (General) (1)
  - AM Museums. Collectors and collecting (18)
  - AS Academies and learned societies (3)
  - AZ History of Scholarship. The Humanities (158)
- B Philosophy. Psychology. Religion (5825)
  - B Philosophy (General) (843)
  - BC Logic (79)
  - BD Speculative Philosophy (54)
  - BF Psychology (3697)
    - BF41 Psychology and philosophy (73)
    - BF51 Psychology and Religion (5)
    - BF575.E55 Empathy (7)
  - BH Aesthetics (105)
  - BJ Ethics (154)
    - BJ1475.3 Humanitarianism (2)
  - BL Religion (493)
  - BM Judaism (15)
  - BP Islam. Bahai Faith. Theosophy, etc (26)
  - BQ Buddhism (12)
  - BR Christianity (130)
  - BS The Bible (22)
  - BT Doctrinal Theology (24)
  - BV Practical Theology (18)
    - BV1460 Religious Education (7)
  - BX Christian Denominations (4)
- C Auxiliary Sciences of History (618)
  - C Auxiliary sciences of history (General) (77)
  - CB History of civilization (125)
  - CC Archaeology (452)
  - CD Diplomatics. Archives. Seals (9)
    - CD921 Archives (1)
  - CN Inscriptions. Epigraphy. (6)
  - CR Heraldry (1)
  - CT Biography (18)
- D History General and Old World (2487)
  - D History (General) (905)
    - D111 Medieval History (96)
    - D203 Modern History, 1453- (101)
    - D501 World War I (1914-1918) (40)
    - D51 Ancient History (78)
    - D731 World War II (1939-1945) (29)
    - D839 Post-war history, 1945- (23)
    - D880 Developing Countries (3)
    - D890 Eastern Hemisphere (4)
    - D901 Europe (General) (42)
  - DA Great Britain (383)
    - DAW Central Europe (3)
  - DB Austria (8)
  - DC France (82)
  - DD Germany (49)
  - DE The Greco-Roman World (236)
  - DF Greece (35)
  - DG Italy (44)
  - DH The Low Countries (11)
  - DJ Netherlands (Holland) (5)
    - DJK Eastern Europe (2)
  - DK Russia. Soviet Union. Former Soviet Republics (19)
  - DL Northern Europe. Scandinavia (5)
  - DP Spain (13)
  - DR Balkan Peninsula (17)
  - DS Asia (61)
  - DT Africa (59)
  - DU Oceania (South Seas) (6)
- E History America (161)
  - E11 America (General) (24)
  - E151 United States (General) (59)
- F History United States, Canada, Latin America (134)
  - F1 United States local history (11)
  - F1001 Canada (General) (8)
  - F1201 Latin America (General) (83)
- G Geography. Anthropology. Recreation (2399)
  - G Geography (General) (280)
  - GA Mathematical geography. Cartography (11)
  - GB Physical geography (12)
  - GC Oceanography (1)
  - GE Environmental Sciences (509)
  - GF Human ecology. Anthropogeography (120)
  - GN Anthropology (1366)
  - GR Folklore (18)
  - GT Manners and customs (18)
  - GV Recreation. Leisure (275)
    - Dance (41)
    - Sports sciences (127)
- H Social Sciences (14324)
  - H Social Sciences (General) (4285)
  - HA Statistics (836)
    - HA33 Management Science (596)
  - HB Economic Theory (683)
  - HC Economic History and Conditions (145)
  - HD Industries. Land use. Labor (519)
    - HD28 Management. Industrial Management (327)
    - HD29 Operational Research - Applications (53)
    - HD61 Risk Management (17)
  - HE Transportation and Communications (130)
    - HE8689 Broadcasting. Radio and Television. (13)
  - HF Commerce (598)
    - HF5351 Business (332)
    - HF5415 Marketing (104)
    - HF5548.32 E-commerce (23)
    - HF5601 Accounting (97)
  - HG Finance (459)
  - HJ Public Finance (79)
  - HM Sociology (1490)
  - HN Social history and conditions. Social problems. Social reform (328)
  - HQ The family. Marriage. Women (290)
    - HQ1236 Women and the state. Women's rights. Women's political activity (68)
    - HQ21 Sexual behavior and attitudes (24)
    - HQ755 Popular works. Guidebook for parents (28)
      - HQ755.8 Parents. Parenthood (28)
    - HQ767.9 Children. Child developement (16)
    - HQ773.8 Children with autism spectrum disorders. (4)
  - HS Societies: secret, benevolent, etc. (19)
  - HT Communities. Classes. Races (201)
  - HV Social pathology. Social and public welfare (1148)
    - HV1568 Disability studies (281)
    - HV27 Philanthropists (26)
    - HV3008 People with mental disabilities (76)
    - HV40 Charities (25)
    - HV4491 Homelessness (3)
    - HV5001 Alcoholism and intemperance (50)
    - HV5800 Drug habits and abuse (51)
    - HV59 Institutional care/home care (23)
    - HV9069 Juvenile delinquency (20)
  - HX Socialism. Communism. Utopias. Anarchism (66)
- J Political Science (2607)
  - J General legislative and executive papers (3)
  - JA Political science (General) (361)
  - JC Political theory (292)
  - JF Political institutions and public administration (124)
  - JK Political institutions and public administration (United States) (42)
  - JL Political institutions and public adminsitration (Canada, Latin America, etc.) (9)
  - JN Political institutions and public administration (Europe) (297)
    - JN101 Great Britain (51)
    - JN1187 Scotland (6)
  - JQ Political institutions and public administrations (Asia, Africa, Australia, Pacific Area, etc.) (52)
  - JS Local government. Municipal government (26)
  - JV Colonies and colonization. Emigration and immigration. International migration (89)
  - JX International law (32)
  - JZ International relations (887)
- K Law (2818)
  - K Law (General) (616)
  - KD England and Wales (82)
  - KF United States (General) (8)
  - KZ Law of Nations (48)
- L Education (867)
  - L Education (General) (166)
  - LA History of education (65)
  - LB Theory and practice of education (333)
    - LB1501 Primary Education (5)
    - LB1603 Secondary Education. High school teaching (15)
    - LB2300 Higher Education (265)
    - LB2361 Curriculum (19)
  - LC Special aspects of education (141)
    - LC1200 Inclusive education (28)
    - LC4717 Autistic children and youth (21)
    - LC5201 Education extension. Adult education. Continuing education (74)
  - LF Individual institutions (Europe) (2)
  - LG Individual institutions (Asia. Africa) (1)
  - LT Textbooks (10)
- M Music and Books on Music (371)
  - M Music (258)
  - ML Literature on music (55)
  - MT Musical instruction and study (36)
- N Visual Arts (2671)
  - N Visual arts (General). For photography, see TR (473)
  - NA Architecture (708)
    - NA2545.A1 Architecture and people with disabilites (3)
      - NA2545.M4 People with mental disabilities (2)
  - NB Sculpture (51)
  - NC Drawing. Design. Illustration (61)
  - ND Painting (65)
  - NE Print media (38)
  - NK Decorative arts. Applied arts. Decoration and ornament (101)
  - NX Arts in general (289)
- P Language and Literature (4841)
  - P Philology. Linguistics (368)
    - P87 Communication. Mass Media (10)
    - P95.8 Communication. Political aspects. (6)
  - PA Classical philology (181)
  - PB Modern Languages (160)
    - PB1501 Gaelic (Scottish Gaelic, Erse) (2)
  - PC Romance philology and languages (151)
    - PC3899.2 Catalan Literature (4)
  - PD Germanic philology and languages (82)
  - PE English philology and language (411)
  - PG Slavic. Baltic. Albanian (7)
  - PJ Oriental philology and literature (25)
    - PJ3001 Semitic philology (3)
  - PL Languages and literatures of Eastern Asia, Africa, Oceania (20)
  - PN Literature (General) (1628)
    - PN1600 Drama (130)
    - PN1969.C65 Comedy acts. Stand-up comedy (24)
    - PN1990 Broadcasting (23)
    - PN1993 Motion Pictures (414)
    - PN2000 Dramatic representation. The theatre (248)
    - PN441 Literary History (135)
    - PN4699 Journalism (36)
    - PN80 Criticism (132)
    - PN851 Comparative Literature (66)
  - PQ Romance Literature (304)
    - PQ1 French Literature (177)
    - PQ4001 Italian Literature (32)
    - PQ6001 Spanish Literature (81)
    - PQ9000 Portuguese Literature (6)
  - PR English literature (749)
  - PS American literature (161)
  - PT German literature (153)
  - PZ Childrens literature (7)
- Q Science (15818)
  - Operations Research - Theory (112)
  - Q Science (General) (732)
    - Q180.55.M67 Research - Moral and ethical aspects (3)
    - Q335 Artificial intelligence (381)
  - QA Mathematics (inc Computing science) (5998)
    - QA 11 Studying and teaching mathematics (2)
    - QA 21 History of mathematics (1)
    - QA 75 Electronic computers. Computer science (630)
    - QA 76 Software, computer programming, (3645)
      - QA76.17 History of computing (7)
      - QA76.575 Multimedia systems (31)
      - QA76.76 Computer software (196)
        QA76.76.I59 Interactive media, hypermedia (33)
      - QA76.76.E95 Expert Systems (Intelligent Knowledge Based Systems) (61)
      - QA76.87 Neural computers, neural networks (77)
      - QA76.9.C58 Computational grids (3)
      - QA76.9.H85 Human computer interaction (115)
    - QA 8 Philosophy of mathematics (6)
    - QA 9 Formal systems, logics (51)
    - QA101 Arithmetic (5)
    - QA150 Algebra (130)
      - QA241 Number theory (21)
    - QA165 Combinatorics (27)
    - QA171 Representation theory (29)
    - QA252 Lie algebras (7)
    - QA252 Lie algebras (7)
    - QA273 Probabilities (107)
    - QA276 Mathematical statistics (389)
    - QA297 Numerical analysis (84)
    - QA299 Analysis, Calculus (116)
    - QA351 Special functions (55)
    - QA372 Ordinary differential equations (77)
    - QA377 Partial differential equations (97)
    - QA387 Basic Lie theory (5)
    - QA440 Geometry (64)
      - QA611 Topology (32)
        QA612 Algebraic topology (19)
    - QA564 Algebraic Geometry (15)
    - QA801 Analytic mechanics (17)
    - QA901 Mechanics of deformable bodies, fluid mechanics (3)
  - QB Astronomy (674)
    - QB460 Astrophysics (274)
    - QB651 Planets, Minor (60)
  - QC Physics (1876)
    - QC173.45 Condensed Matter (393)
    - QC174.12 Quantum theory (45)
      - QC174.26.W28 Topological solitons (5)
    - QC176 Solid state physics (143)
    - QC176.8.N35 Nanoscience, nanotechnology (121)
    - QC20 Mathematical Physics (83)
    - QC355 Optics (188)
    - QC411 Interference (17)
    - QC807 Geophysics (for Applied Geophysics see TN269) (8)
  - QD Chemistry (1451)
    - Analytical Chemistry (25)
    - QD156 Inorganic synthesis (17)
    - QD431 Organic Chemistry- Biochemistry- Proteins, peptides, amino acids (85)
    - QD473 Physical properties in relation to structure (82)
    - QD478 Solid State Chemistry (347)
  - QE Geology (64)
    - QE515 Geochemistry (54)
    - QE516.4 Environmental geochemistry (5)
  - QH Natural history (1582)
    - QH301 Biology (448)
    - QH324.2 Computational biology (60)
    - QH426 Genetics (412)
    - QH541 Ecology (279)
    - QH581.2 Cell Biology (49)
    - QH75 Conservation (Biology) (580)
  - QK Botany (95)
  - QL Zoology (359)
  - QM Human anatomy (87)
  - QP Physiology (Living systems) (718)
    - QP310.C5 Cilia and ciliary motion (1)
    - QP506 Molecular biology (223)
    - QP517 Biochemistry (322)
  - QR Microbiology (665)
    - QR180 Immunology (98)
    - QR355 Virology (199)
- R Medicine (3213)
  - R Medicine (General) (663)
    - R119.9 Medical telecommunication. Television in medicine (10)
    - R724 Medical ethics. Medical etiquette (13)
    - R729 Types of medical practice (63)
      - R729.5.G4 General practice (59)
    - R857.O6 Optical instruments (250)
    - R858 Computer applications to medicine. Medical informatics. Medical information technology (39)
    - R895 Medical physics. Medical radiology. Nuclear medicine (5)
  - RA Public aspects of medicine (740)
    - RA1001 Forensic medicine. Medical jurisprudence. Legal medicine (10)
    - RA421 Public health. Hygiene. Preventive Medicine (310)
    - RA638 Immunity and immunization in relation to public health (7)
    - RA645.E64 Epilepsy (1)
    - RA784 Nutrition (18)
    - RA788 Sexual health (8)
    - RA790 Mental health (56)
  - RB Pathology (19)
  - RC Internal medicine (717)
    - RC1200 Sports medicine (176)
    - RC1235 Physiology of sports (67)
    - RC254 Neoplasms. Tumors. Oncology (121)
    - RC321 Neuroscience. Biological psychiatry. Neuropsychiatry (221)
    - RC553.A88 Autism. Asperger's syndrome (56)
    - RC553.C64 Cognition disorders. Thought disorders (1)
    - RC554 Personality disorders (1)
    - RC667 Diseases of the circulatory (cardiovascular) system (18)
    - RC78.7.T6 Tomography (1)
    - RC952 Geriatrics (90)
  - RD Surgery (56)
  - RE Ophthalmology (17)
  - RF Otorhinolaryngology (7)
  - RG Gynecology and obstetrics (21)
    - RG551 Pregnancy (10)
  - RJ Pediatrics (69)
    - RJ101 Child Health. Child health services (51)
    - RJ506.A9 Autism. Infantile autism. Asperger's syndrome (3)
    - RJ506.P28 Pathological demand avoidance syndrome (1)
    - RJ550 Diseases of adolescence. Adolescent medicine (5)
  - RK Dentistry (93)
    - RK301 Oral and dental medicine. Pathology. Diseases (5)
  - RL Dermatology (13)
  - RM Therapeutics. Pharmacology (357)
    - RM695 Physical therapy (26)
  - RS Pharmacy and materia medica (208)
  - RT Nursing (119)
  - RV Botanic, Thomsonian, and eclectic medicine (11)
  - RX Homeopathy (1)
  - RZ Other systems of medicine (76)
- S Agriculture (391)
  - S Agriculture (General) (56)
  - SB Plant culture (6)
  - SD Forestry (31)
  - SF Animal culture (189)
  - SH Aquaculture. Fisheries. Angling (17)
- T Technology (4253)
  - T Technology (General) (98)
    - T201 Patents. Trademarks (1)
  - TA Engineering (General). Civil engineering (General) (753)
    - TA 418.9 Materials of special composition or structure (5)
    - TA1520 Applied optics. Photonics (25)
    - TA1637 Image processing (137)
    - TA165 Engineering instruments, meters etc. Industrial instrumentation (281)
    - TA1653 Human face recognition (17)
    - TA168 Systems engineering (88)
    - TA401 Materials engineering and construction (109)
  - TC Hydraulic engineering (1)
  - TD Environmental technology. Sanitary engineering (16)
  - TE Highway engineering. Roads and pavements (2)
  - TF Railroad engineering and operation (10)
  - TG Bridge engineering (1)
  - TH Building construction (76)
  - TJ Mechanical engineering and machinery (302)
    - Control engineering (139)
    - Intelligent control systems (18)
  - TK Electrical engineering. Electronics. Nuclear engineering (1471)
    - TK1001 Production of electrical energy or power (2)
    - TK3001 Distribution or transmission of electric power (1)
    - TK4001 Applications of electrical power (1)
    - TK5101 Telecommunications (459)
      - TK5102.9 Signal processing (11)
      - TK5103.4 Broadband communication systems (89)
      - TK5103.59 Optical communications (145)
      - TK5105 Data transmission systems (27)
        TK5105.5 Computer networks (20)
        TK5105.875.I57 Internet (13)
      - TK5105.888 World Wide Web (20)
    - TK6540 Radio (34)
      - TK6570.M6 Mobile communication systems (30)
    - TK6630 Television (5)
    - TK7800 Electronics (766)
      - TK7871.6 Antennas and waveguides (176)
        TK7871.67.M53 Microwave antennas (36)
      - TK7872.F5 Filters (electric) (43)
      - TK7874 Microelectronics. Integrated circuits (7)
      - TK7876 Microwaves (16)
        TK7876.5 Millimetre waves (4)
      - TK7880 Applications of electronics (266)
        TK7882.B56 Biometric identification (118)
        TK7882.P3 Pattern recognition systems (53)
        TK7885 Computer engineering. Computer hardware (53)
        TK7895.E42 Embedded computer systems (45)
    - TK8300 Optoelectronic devices. Photoelectronic devices (65)
    - TK9001 Nuclear engineering. Atomic power (5)
  - TL Motor vehicles. Aeronautics. Astronautics (13)
  - TN Mining engineering. Metallurgy (4)
  - TP Chemical technology (6)
  - TR Photography (55)
    - TR897.7 Computer animation (6)
  - TS Manufactures (6)
  - TT Handicrafts. Arts and crafts (4)
  - TX Home economics (4)
    - TX357 Nutrition. Foods and food supply (4)
- U Military Science (26)
  - U Military Science (General) (10)
- V Naval Science (37)
  - V Naval Science (General) (2)
  - VM Naval architecture. Shipbuilding. Marine engineering (29)
- Z Bibliography. Library Science. Information Resources (141)
  - Z4 Books. Writing. Paleography (40)
  - Z665 Library Science. Information Science (57)
  - Z719 Libraries (General) (19)
  - ZA Information resources (34)
    - ZA4045 Electronic information resources (25)
    - ZA4450 Databases (4)