The Wikipedia article on the marine chronometer, consulted for John Harrison's completion of the H4 design in 1761 and the device's effect on navigation; the article records no patent for Harrison's design.
Facts
AuthorWikipedia contributors
PublisherWikimedia Foundation
URLhttps://en.wikipedia.org/wiki/Marine_chronometer
Source TypeReference Work
Reliability Tier2
Sources
Marine chronometer (Wikipedia)
Claims Backed By This Source (14 claims)
This source backs 14 claims across the atlas. As facts: 9 well-attested. As cited relationships: 2 holds. Plus 3 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Inventions, 6 claims: 2 well-attested, 2 holds, 2 general references.
- Sources, 6 claims: 6 well-attested.
- Groups, 2 claims: 1 well-attested, 1 general references.
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