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Compass (Wikipedia)

Web Reference

The Wikipedia article on the compass, consulted for Shen Kuo's 1088 Dream Pool Essays description of a magnetized-needle compass and magnetic declination, and for the earlier Han-dynasty lodestone-spoon tradition. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/

Facts
Author
Wikipedia contributors
Publisher
Wikimedia Foundation
URL
https://en.wikipedia.org/wiki/Compass
Source Type
Reference Work
Reliability Tier
2
Sources
Compass (Wikipedia)
Wikipedia contributors, Wikimedia FoundationView the Source
Claims Backed By This Source (28 claims)

This source backs 28 claims across the atlas. As facts: 18 well-attested, 1 scholarly debate. As cited relationships: 3 holds, 1 connected. Plus 5 entities citing it as a general reference with no single fact or relationship attached.

Disposition By Topic

  • Inventions, 14 claims: 6 well-attested, 1 scholarly debate, 3 holds, 4 general references.
  • Open Questions, 8 claims: 6 well-attested, 1 connected, 1 general references.
  • Sources, 6 claims: 6 well-attested.

Well-attested

18

Inventions

CompassThe Magnetic Compass

Open Questions

When did the Chinese magnetic compass move from a tool of divination and orientation to genuine sea navigation, and did the practice reach medieval Europe by transmission along existing trade routes or arise there independently?

Sources

Compass (Wikipedia)

Scholarly debate

1

Inventions

The Magnetic Compass

Holds

3

Inventions

CompassThe Magnetic Compass

Connected

1

Open Questions

When did the Chinese magnetic compass move from a tool of divination and orientation to genuine sea navigation, and did the practice reach medieval Europe by transmission along existing trade routes or arise there independently?

General References

5

Inventions

CompassThe Magnetic Compass

Open Questions

When did the Chinese magnetic compass move from a tool of divination and orientation to genuine sea navigation, and did the practice reach medieval Europe by transmission along existing trade routes or arise there independently?
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