Items where Subject is "500 Natural science and mathematics"

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Library of Congress Subject Areas (11)
- 500 Natural science and mathematics (11)
  - 510 Mathematics (8)
  - 530 Physics (1)
  - 550 Earth sciences (1)
  - 580 Plants (1)

Number of items at this level: 0.

This list was generated on Thu Sep 10 10:44:13 2026 UTC.