Items where Subject is "522 Techniques, procedures, apparatus, equipment, materials"

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Dewey Decimal Classification (DDC) (6)
- 500 Natural sciences and mathematics (6)
  - 522 Techniques, procedures, apparatus, equipment, materials (6)
    - 522.6 Special methods of observation (6)

Number of items at this level: 0.

This list was generated on Tue Dec 3 19:42:15 2024 WIB.