Items where Subject is "697.5 Steam heating"

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Dewey Decimal Classification (DDC) (1)
- 600 Technology (Applied sciences) (1)
  - 697 Heating, ventilating, air-conditioning engineering (1)
    - 697.5 Steam heating (1)
      - 697.507 Equipment (1)

Number of items at this level: 0.

This list was generated on Sat Jun 21 03:23:53 2025 WIB.