Facts
Urlhttps://www.wikidata.org/wiki/Q238798
Sources
Wikidata: Frederic Calland Williams
Claims Backed By This Source (17 claims)
This source backs 17 claims across the atlas. As facts: 15 well-attested. Plus 2 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Pioneers, 16 claims: 14 well-attested, 2 general references.
- Sources, 1 claims: 1 well-attested.
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