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Library of Congress Subject Areas (15261)
- A General Works (287)
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  - AM Museums (General). Collectors and collecting (General) (1)
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- B Philosophy. Psychology. Religion (11)
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- D History General and Old World (1)
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- G Geography. Anthropology. Recreation (44)
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- H Social Sciences (1484)
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- K Law (7)
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- L Education (400)
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- M Music and Books on Music (1)
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- Q Science (1553)
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- S Agriculture (6)
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- T Technology (11341)
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  - TH Building construction (276)
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  - TK Electrical engineering. Electronics Nuclear engineering (3723)
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- V Naval Science (9)
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- Z Bibliography. Library Science. Information Resources (6)
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