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Library of Congress Subject Areas (5390)
- B Philosophy. Psychology. Religion (426)
  - B Philosophy (General) (23)
  - BF Psychology (16)
  - BP Islam. Bahaism. Theosophy, etc (97)
  - BV Practical Theology (6)
    - BV1460 Religious Education (4)
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- C Auxiliary Sciences of History (1)
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- D History General and Old World (2)
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- G Geography. Anthropology. Recreation (25)
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- H Social Sciences (1373)
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- L Education (222)
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- M Music and Books on Music (1)
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- N Fine Arts (7)
  - N Visual arts (General) For photography, see TR (1)
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- P Language and Literature (235)
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- Q Science (435)
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- R Medicine (1228)
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  - RT Nursing (860)
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- S Agriculture (4)
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- T Technology (1116)
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    - T201 Patents. Trademarks (11)
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  - TR Photography (1)
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- Z Bibliography. Library Science. Information Resources (4)
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