Browse by Subjects

Please select a value to browse from the list below.

Library of Congress Subject Areas (49422)
- A General Works (254)
  - AC Collections. Series. Collected works (10)
  - AI Indexes (General) (1)
  - AM Museums. Collectors and collecting (14)
  - AS Academies and learned societies (3)
  - AZ History of Scholarship. The Humanities (107)
- B Philosophy. Psychology. Religion (5075)
  - B Philosophy (General) (719)
  - BC Logic (70)
  - BD Speculative Philosophy (45)
  - BF Psychology (3180)
    - BF41 Psychology and philosophy (47)
    - BF51 Psychology and Religion (1)
    - BF575.E55 Empathy (3)
  - BH Aesthetics (101)
  - BJ Ethics (130)
  - BL Religion (409)
  - BM Judaism (13)
  - BP Islam. Bahai Faith. Theosophy, etc (22)
  - BQ Buddhism (12)
  - BR Christianity (118)
  - BS The Bible (20)
  - BT Doctrinal Theology (23)
  - BV Practical Theology (16)
    - BV1460 Religious Education (6)
  - BX Christian Denominations (4)
- C Auxiliary Sciences of History (506)
  - C Auxiliary sciences of history (General) (74)
  - CB History of civilization (75)
  - CC Archaeology (400)
  - CD Diplomatics. Archives. Seals (9)
    - CD921 Archives (1)
  - CN Inscriptions. Epigraphy. (5)
  - CR Heraldry (1)
  - CT Biography (18)
- D History General and Old World (2078)
  - D History (General) (709)
    - D111 Medieval History (68)
    - D203 Modern History, 1453- (75)
    - D501 World War I (1914-1918) (27)
    - D51 Ancient History (52)
    - D731 World War II (1939-1945) (22)
    - D839 Post-war history, 1945- (11)
    - D880 Developing Countries (1)
    - D890 Eastern Hemisphere (1)
    - D901 Europe (General) (37)
  - DA Great Britain (257)
    - DAW Central Europe (1)
  - DB Austria (8)
  - DC France (69)
  - DD Germany (40)
  - DE The Greco-Roman World (207)
  - DF Greece (32)
  - DG Italy (35)
  - DH The Low Countries (9)
  - DJ Netherlands (Holland) (4)
    - DJK Eastern Europe (2)
  - DK Russia. Soviet Union. Former Soviet Republics (12)
  - DL Northern Europe. Scandinavia (3)
  - DP Spain (9)
  - DR Balkan Peninsula (13)
  - DS Asia (52)
  - DT Africa (53)
  - DU Oceania (South Seas) (5)
- E History America (125)
  - E11 America (General) (20)
  - E151 United States (General) (34)
- F History United States, Canada, Latin America (102)
  - F1 United States local history (8)
  - F1001 Canada (General) (7)
  - F1201 Latin America (General) (63)
- G Geography. Anthropology. Recreation (1923)
  - G Geography (General) (198)
  - GA Mathematical geography. Cartography (10)
  - GB Physical geography (9)
  - GC Oceanography (1)
  - GE Environmental Sciences (436)
  - GF Human ecology. Anthropogeography (97)
  - GN Anthropology (1159)
  - GR Folklore (5)
  - GT Manners and customs (17)
  - GV Recreation. Leisure (175)
    - Dance (16)
    - Sports sciences (67)
- H Social Sciences (12479)
  - H Social Sciences (General) (3969)
  - HA Statistics (776)
    - HA33 Management Science (553)
  - HB Economic Theory (600)
  - HC Economic History and Conditions (122)
  - HD Industries. Land use. Labor (471)
    - HD28 Management. Industrial Management (301)
    - HD29 Operational Research - Applications (53)
    - HD61 Risk Management (13)
  - HE Transportation and Communications (117)
    - HE8689 Broadcasting. Radio and Television. (13)
  - HF Commerce (434)
    - HF5351 Business (237)
    - HF5415 Marketing (68)
    - HF5548.32 E-commerce (15)
    - HF5601 Accounting (81)
  - HG Finance (399)
  - HJ Public Finance (72)
  - HM Sociology (1302)
  - HN Social history and conditions. Social problems. Social reform (285)
  - HQ The family. Marriage. Women (242)
    - HQ1236 Women and the state. Women's rights. Women's political activity (59)
    - HQ21 Sexual behavior and attitudes (18)
    - HQ755 Popular works. Guidebook for parents (28)
      - HQ755.8 Parents. Parenthood (28)
    - HQ767.9 Children. Child developement (9)
    - HQ773.8 Children with autism spectrum disorders. (2)
  - HS Societies: secret, benevolent, etc. (16)
  - HT Communities. Classes. Races (170)
  - HV Social pathology. Social and public welfare (1059)
    - HV1568 Disability studies (266)
    - HV27 Philanthropists (20)
    - HV3008 People with mental disabilities (70)
    - HV40 Charities (20)
    - HV4491 Homelessness (3)
    - HV5001 Alcoholism and intemperance (47)
    - HV5800 Drug habits and abuse (48)
    - HV59 Institutional care/home care (12)
    - HV9069 Juvenile delinquency (19)
  - HX Socialism. Communism. Utopias. Anarchism (63)
- J Political Science (2150)
  - J General legislative and executive papers (2)
  - JA Political science (General) (231)
  - JC Political theory (244)
  - JF Political institutions and public administration (103)
  - JK Political institutions and public administration (United States) (33)
  - JL Political institutions and public adminsitration (Canada, Latin America, etc.) (7)
  - JN Political institutions and public administration (Europe) (275)
    - JN101 Great Britain (43)
    - JN1187 Scotland (3)
  - JQ Political institutions and public administrations (Asia, Africa, Australia, Pacific Area, etc.) (32)
  - JS Local government. Municipal government (20)
  - JV Colonies and colonization. Emigration and immigration. International migration (65)
  - JX International law (25)
  - JZ International relations (809)
- K Law (2497)
  - K Law (General) (514)
  - KD England and Wales (62)
  - KF United States (General) (7)
  - KZ Law of Nations (24)
- L Education (621)
  - L Education (General) (126)
  - LA History of education (16)
  - LB Theory and practice of education (279)
    - LB1501 Primary Education (4)
    - LB1603 Secondary Education. High school teaching (14)
    - LB2300 Higher Education (217)
    - LB2361 Curriculum (15)
  - LC Special aspects of education (95)
    - LC1200 Inclusive education (4)
    - LC4717 Autistic children and youth (14)
    - LC5201 Education extension. Adult education. Continuing education (61)
  - LF Individual institutions (Europe) (2)
  - LG Individual institutions (Asia. Africa) (1)
  - LT Textbooks (9)
- M Music and Books on Music (263)
  - M Music (189)
  - ML Literature on music (22)
  - MT Musical instruction and study (19)
- N Visual Arts (2449)
  - N Visual arts (General). For photography, see TR (436)
  - NA Architecture (652)
    - NA2545.A1 Architecture and people with disabilites (3)
      - NA2545.M4 People with mental disabilities (2)
  - NB Sculpture (49)
  - NC Drawing. Design. Illustration (45)
  - ND Painting (49)
  - NE Print media (33)
  - NK Decorative arts. Applied arts. Decoration and ornament (89)
  - NX Arts in general (257)
- P Language and Literature (4338)
  - P Philology. Linguistics (345)
    - P87 Communication. Mass Media (10)
    - P95.8 Communication. Political aspects. (5)
  - PA Classical philology (162)
  - PB Modern Languages (144)
    - PB1501 Gaelic (Scottish Gaelic, Erse) (2)
  - PC Romance philology and languages (146)
    - PC3899.2 Catalan Literature (1)
  - PD Germanic philology and languages (76)
  - PE English philology and language (409)
  - PG Slavic. Baltic. Albanian (6)
  - PJ Oriental philology and literature (21)
    - PJ3001 Semitic philology (3)
  - PL Languages and literatures of Eastern Asia, Africa, Oceania (16)
  - PN Literature (General) (1398)
    - PN1600 Drama (103)
    - PN1969.C65 Comedy acts. Stand-up comedy (14)
    - PN1990 Broadcasting (20)
    - PN1993 Motion Pictures (375)
    - PN2000 Dramatic representation. The theatre (237)
    - PN441 Literary History (117)
    - PN4699 Journalism (28)
    - PN80 Criticism (127)
    - PN851 Comparative Literature (54)
  - PQ Romance Literature (292)
    - PQ1 French Literature (170)
    - PQ4001 Italian Literature (30)
    - PQ6001 Spanish Literature (79)
    - PQ9000 Portuguese Literature (6)
  - PR English literature (651)
  - PS American literature (140)
  - PT German literature (149)
  - PZ Childrens literature (7)
- Q Science (13970)
  - Operations Research - Theory (111)
  - Q Science (General) (620)
    - Q180.55.M67 Research - Moral and ethical aspects (1)
    - Q335 Artificial intelligence (322)
  - QA Mathematics (inc Computing science) (5421)
    - QA 11 Studying and teaching mathematics (2)
    - QA 75 Electronic computers. Computer science (481)
    - QA 76 Software, computer programming, (3417)
      - QA76.17 History of computing (4)
      - QA76.575 Multimedia systems (26)
      - QA76.76 Computer software (157)
        QA76.76.I59 Interactive media, hypermedia (25)
      - QA76.76.E95 Expert Systems (Intelligent Knowledge Based Systems) (58)
      - QA76.87 Neural computers, neural networks (66)
      - QA76.9.C58 Computational grids (3)
      - QA76.9.H85 Human computer interaction (89)
    - QA 8 Philosophy of mathematics (5)
    - QA 9 Formal systems, logics (47)
    - QA101 Arithmetic (3)
    - QA150 Algebra (124)
      - QA241 Number theory (19)
    - QA165 Combinatorics (22)
    - QA171 Representation theory (26)
    - QA252 Lie algebras (7)
    - QA252 Lie algebras (7)
    - QA273 Probabilities (95)
    - QA276 Mathematical statistics (362)
    - QA297 Numerical analysis (74)
    - QA299 Analysis, Calculus (108)
    - QA351 Special functions (50)
    - QA372 Ordinary differential equations (74)
    - QA377 Partial differential equations (94)
    - QA387 Basic Lie theory (4)
    - QA440 Geometry (54)
      - QA611 Topology (30)
        QA612 Algebraic topology (18)
    - QA564 Algebraic Geometry (15)
    - QA801 Analytic mechanics (15)
    - QA901 Mechanics of deformable bodies, fluid mechanics (3)
  - QB Astronomy (581)
    - QB460 Astrophysics (247)
    - QB651 Planets, Minor (32)
  - QC Physics (1749)
    - QC173.45 Condensed Matter (370)
    - QC174.12 Quantum theory (36)
      - QC174.26.W28 Topological solitons (5)
    - QC176 Solid state physics (137)
    - QC176.8.N35 Nanoscience, nanotechnology (116)
    - QC20 Mathematical Physics (63)
    - QC355 Optics (161)
    - QC411 Interference (14)
    - QC807 Geophysics (for Applied Geophysics see TN269) (7)
  - QD Chemistry (1321)
    - Analytical Chemistry (18)
    - QD156 Inorganic synthesis (16)
    - QD431 Organic Chemistry- Biochemistry- Proteins, peptides, amino acids (46)
    - QD473 Physical properties in relation to structure (70)
    - QD478 Solid State Chemistry (343)
  - QE Geology (30)
    - QE515 Geochemistry (20)
    - QE516.4 Environmental geochemistry (4)
  - QH Natural history (1290)
    - QH301 Biology (408)
    - QH324.2 Computational biology (15)
    - QH426 Genetics (338)
    - QH541 Ecology (236)
    - QH581.2 Cell Biology (25)
    - QH75 Conservation (Biology) (422)
  - QK Botany (81)
  - QL Zoology (262)
  - QM Human anatomy (79)
  - QP Physiology (Living systems) (605)
    - QP506 Molecular biology (173)
    - QP517 Biochemistry (297)
  - QR Microbiology (516)
    - QR180 Immunology (74)
    - QR355 Virology (134)
- R Medicine (2879)
  - R Medicine (General) (603)
    - R119.9 Medical telecommunication. Television in medicine (10)
    - R724 Medical ethics. Medical etiquette (11)
    - R729 Types of medical practice (46)
      - R729.5.G4 General practice (42)
    - R857.O6 Optical instruments (250)
    - R858 Computer applications to medicine. Medical informatics. Medical information technology (20)
    - R895 Medical physics. Medical radiology. Nuclear medicine (5)
  - RA Public aspects of medicine (690)
    - RA1001 Forensic medicine. Medical jurisprudence. Legal medicine (7)
    - RA421 Public health. Hygiene. Preventive Medicine (290)
    - RA638 Immunity and immunization in relation to public health (6)
    - RA645.E64 Epilepsy (1)
    - RA784 Nutrition (12)
    - RA788 Sexual health (8)
    - RA790 Mental health (44)
  - RB Pathology (18)
  - RC Internal medicine (651)
    - RC1200 Sports medicine (156)
    - RC1235 Physiology of sports (56)
    - RC254 Neoplasms. Tumors. Oncology (106)
    - RC321 Neuroscience. Biological psychiatry. Neuropsychiatry (206)
    - RC553.A88 Autism. Asperger's syndrome (45)
    - RC554 Personality disorders (1)
    - RC667 Diseases of the circulatory (cardiovascular) system (17)
    - RC78.7.T6 Tomography (1)
    - RC952 Geriatrics (89)
  - RD Surgery (55)
  - RE Ophthalmology (16)
  - RF Otorhinolaryngology (6)
  - RG Gynecology and obstetrics (20)
    - RG551 Pregnancy (10)
  - RJ Pediatrics (67)
    - RJ101 Child Health. Child health services (50)
    - RJ506.A9 Autism. Infantile autism. Asperger's syndrome (2)
    - RJ506.P28 Pathological demand avoidance syndrome (1)
    - RJ550 Diseases of adolescence. Adolescent medicine (5)
  - RK Dentistry (83)
    - RK301 Oral and dental medicine. Pathology. Diseases (5)
  - RL Dermatology (13)
  - RM Therapeutics. Pharmacology (317)
    - RM695 Physical therapy (24)
  - RS Pharmacy and materia medica (181)
  - RT Nursing (116)
  - RV Botanic, Thomsonian, and eclectic medicine (6)
  - RZ Other systems of medicine (61)
- S Agriculture (216)
  - S Agriculture (General) (46)
  - SB Plant culture (6)
  - SD Forestry (29)
  - SF Animal culture (35)
  - SH Aquaculture. Fisheries. Angling (16)
- T Technology (3724)
  - T Technology (General) (66)
    - T201 Patents. Trademarks (1)
  - TA Engineering (General). Civil engineering (General) (606)
    - TA 418.9 Materials of special composition or structure (2)
    - TA1520 Applied optics. Photonics (18)
    - TA1637 Image processing (127)
    - TA165 Engineering instruments, meters etc. Industrial instrumentation (194)
    - TA1653 Human face recognition (13)
    - TA168 Systems engineering (72)
    - TA401 Materials engineering and construction (57)
  - TD Environmental technology. Sanitary engineering (14)
  - TF Railroad engineering and operation (6)
  - TG Bridge engineering (1)
  - TH Building construction (65)
  - TJ Mechanical engineering and machinery (127)
    - Control engineering (103)
    - Intelligent control systems (16)
  - TK Electrical engineering. Electronics. Nuclear engineering (1381)
    - TK5101 Telecommunications (427)
      - TK5102.9 Signal processing (8)
      - TK5103.4 Broadband communication systems (85)
      - TK5103.59 Optical communications (142)
      - TK5105 Data transmission systems (10)
        TK5105.5 Computer networks (7)
        TK5105.875.I57 Internet (3)
      - TK5105.888 World Wide Web (8)
    - TK6540 Radio (26)
      - TK6570.M6 Mobile communication systems (24)
    - TK6630 Television (6)
    - TK7800 Electronics (725)
      - TK7871.6 Antennas and waveguides (170)
        TK7871.67.M53 Microwave antennas (35)
      - TK7872.F5 Filters (electric) (43)
      - TK7874 Microelectronics. Integrated circuits (7)
      - TK7876 Microwaves (16)
        TK7876.5 Millimetre waves (4)
      - TK7880 Applications of electronics (244)
        TK7882.B56 Biometric identification (108)
        TK7882.P3 Pattern recognition systems (46)
        TK7885 Computer engineering. Computer hardware (49)
        TK7895.E42 Embedded computer systems (45)
    - TK8300 Optoelectronic devices. Photoelectronic devices (64)
    - TK9001 Nuclear engineering. Atomic power (5)
  - TL Motor vehicles. Aeronautics. Astronautics (8)
  - TN Mining engineering. Metallurgy (4)
  - TP Chemical technology (6)
  - TR Photography (37)
    - TR897.7 Computer animation (2)
  - TS Manufactures (4)
  - TT Handicrafts. Arts and crafts (3)
  - TX Home economics (4)
    - TX357 Nutrition. Foods and food supply (4)
- U Military Science (13)
  - U Military Science (General) (7)
- V Naval Science (3)
  - V Naval Science (General) (1)
  - VM Naval architecture. Shipbuilding. Marine engineering (1)
- Z Bibliography. Library Science. Information Resources (117)
  - Z4 Books. Writing. Paleography (30)
  - Z665 Library Science. Information Science (55)
  - Z719 Libraries (General) (17)
  - ZA Information resources (27)
    - ZA4045 Electronic information resources (19)
    - ZA4450 Databases (2)