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• 522- History of science and technology
  • 522-255 Earth sciences
    • 522-259 Geophysics. Oceanography. Navigation
      • 522-260 Geography
        • 522-262 Magnetism
          • 522-263 Magnetic compasses

Title

• fr : Boussoles.
• en : Magnetic compasses

SKOS Notation

522-263

In the plan

Francis Classification Scheme