The proposed relationship of Margaret Hartman as the mother of
Joseph Henry Mixer and
Edna Mixer is supported by DNA evidence indicating shared ancestry within the family lines.
Specifically, DNA evidence confirms a 3rd cousin, once removed relationship between LHD (a descendant of the Edna Mixer ancestral line) and TH (a descendant of the Joseph Henry Mixer ancestral line) with 21.10 cM of shared DNA across 1 HIR segments.
This match is consistent with their placement within these shared ancestral branches.
Further support for shared ancestry within the Joseph Henry Mixer and Edna Mixer lines is provided by an additional 2 DNA confirmed relationships among other tested descendants tracing back to these lines.
Additional relationship details are visible to users who are logged in and are part of the DNA tested descendants.