No more info is currently available for Mary Barnes. Can you add to her biography?
Record establishing parents and birth date found in Records of Cane Creek Monthly Meeting, in William Wade Henshaw, Encyclopedia of American Quaker genealogy, Ann Arbor, MI: Edwards Brothers, inc., 1936; vol. 1, p 347, citing page 61: "[family of] Samuel Carter, s. John & Isabel, b. 12-26-1733, Ashtown Tp. Pa. [and] Mary Carter, dt. Brinsley & Elizabeth Barns, b. 9-17-1734" (followed by list of their children and birth dates); https://babel.hathitrust.org/cgi/pt?id=mdp.39015002304221;view=1up;seq=377 (accessed 22 August 2017)
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 DNA with Mary: