The proposed relationship of Christy Harold Merrill as the father of
Harold Robert Merrill and
Arthur Meredith Wallager is supported by DNA evidence indicating shared ancestry within the family lines.
Specifically, DNA evidence confirms a distant cousin relationship between RDM (a descendant of the Harold Robert Merrill ancestral line) and ATW (a descendant of the Arthur Meredith Wallager ancestral line) with 189.40 cM of shared DNA across 6 HIR segments.
This match is consistent with their placement within these shared ancestral branches.