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Library of Congress Subject Areas (2218)
- A General Works (316)
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  - AM Museums (General). Collectors and collecting (General) (29)
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- B Philosophy. Psychology. Religion (3)
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- C Auxiliary Sciences of History (3)
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- D History General and Old World (3)
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- G Geography. Anthropology. Recreation (98)
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- M Music and Books on Music (2)
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- N Fine Arts (10)
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- Q Science (486)
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- R Medicine (24)
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- S Agriculture (33)
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- T Technology (1389)
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- V Naval Science (158)
  - V Naval Science (General) (93)
  - VM Naval architecture. Shipbuilding. Marine engineering (129)
- Z Bibliography. Library Science. Information Resources (54)
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