↑ 2.02.1United States Census, 1870, database with images, FamilySearch (accessed 23 January 2016), Andrew Conelly, New Jersey, United States; citing p. 119, family 1012, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 552,372.
↑ 3.03.1New Jersey State Census, 1885, database with images, FamilySearch (19 July 2016), John Connolly in household of Catherine Connolly, New Brunswick, Ward 02, Middlesex, New Jersey; citing p. 128, Department of State, Trenton; FHL microfilm 888,627.
It may be possible to confirm family relationships with Mary by comparing test results with other carriers of her ancestors' 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: