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Sources
WikiTree profile Schumacher-184 created through the import of Hahn-1_2011-12-07.ged on Dec 8, 2011 by Dennis Hahn. See the Changes page for the details of edits by Dennis and others.
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DNA Connections
It may be possible to confirm family relationships with Mary by comparing test results with other carriers of her mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Mary: