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Library of Congress Subject Areas (47571)
- A General Works (256)
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- B Philosophy. Psychology. Religion (4888)
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- C Auxiliary Sciences of History (491)
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- D History General and Old World (1968)
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- L Education (572)
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- M Music and Books on Music (229)
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- N Fine Arts (2369)
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- P Language and Literature (4153)
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- Q Science (13591)
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      - QA76.17 History of computing (4)
      - QA76.575 Multimedia systems (25)
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        QA76.76.I59 Interactive media, hypermedia (24)
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      - QA76.87 Neural computers, neural networks (61)
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        QA612 Algebraic topology (17)
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  - QB Astronomy (565)
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  - QD Chemistry (1286)
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- R Medicine (2768)
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      - R729.5.G4 General practice (42)
    - R857.O6 Optical coherence tomography (250)
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  - RA Public aspects of medicine (683)
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  - RB Pathology (16)
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    - RC553.A88 Autism. Asperger's syndrome (43)
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    - RJ101 Child Health. Child health services (50)
    - RJ506.A9 Autism. Infantile autism. Asperger's syndrome (2)
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- T Technology (3596)
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