Items where Subject is "600 Technology (Applied science)"

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Library of Congress Subject Areas (194)
- 600 Technology (Applied science) (194)
  - 620 Engineering and allied operations (26)
  - 630 Agriculture (81)
  - 650 Management and auxiliary services (81)
  - 680 Manufacture of product for specific uses (2)
  - 690 Construction of buildings (4)

Number of items at this level: 0.

This list was generated on Sun Jun 7 04:34:19 2026 UTC.