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Civilization Rebuild
Tech Tree
Tag: compass
3 items with this tag.
Mar 22, 2026
True vs Magnetic North
navigation
compass
declination
phase-0
deep-dive
Mar 22, 2026
Making a Magnetic Compass
navigation
compass
magnetism
phase-0
deep-dive
Mar 22, 2026
Magnetizing and Floating Steel
navigation
magnetism
compass
physics
phase-0
deep-dive