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Library of Congress Subject Areas (475)
- A General Works (285)
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- B Philosophy. Psychology. Religion (2)
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- C Auxiliary Sciences of History (11)
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- G Geography. Anthropology. Recreation (9)
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- H Social Sciences (89)
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- L Education (2)
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    - RA0421 Public health. Hygiene. Preventive Medicine (1)
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    - RC0254 Neoplasms. Tumors. Oncology (including Cancer) (1)
- T Technology (51)
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