Bell, Raymond Martin, Ancestry of Samuel Clemens, grandfather of Mark Twain, 1980. Washington, PA: author, 1980. Available at https://familysearch.org/search/catalog/2358344. Information from this source tagged as [Ref: Bell CLEMENS-Samuel p[0-9]*].
Sources for birth and parent Information
parents:
[Ref: Bell CLEMENS-Samuel p27]
Sources with Information about marriage to David STANLEY