Source
Propeller (Wikipedia)
Web Reference
The Wikipedia article on propellers, consulted for its account of the 1835 competing screw-propeller patents of Francis Pettit Smith and John Ericsson.
Facts
AuthorWikipedia contributors
PublisherWikimedia Foundation
URLhttps://en.wikipedia.org/wiki/Propeller
Source TypeReference Work
Reliability Tier2
Sources
Propeller (Wikipedia)
Claims Backed By This Source (22 claims)
This source backs 22 claims across the atlas. As facts: 15 well-attested. As cited relationships: 2 holds, 1 connected. Plus 4 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Inventions, 8 claims: 3 well-attested, 2 holds, 3 general references.
- Open Questions, 8 claims: 6 well-attested, 1 connected, 1 general references.
- Sources, 6 claims: 6 well-attested.
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