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Mary (Todd) Slack (1855 - 1924)

Mary Slack formerly Todd
Born in Kingston, Frontenac, Canada Westmap
Ancestors ancestors
Wife of — married 7 Jan 1874 [location unknown]
Descendants descendants
Died at age 69 in Port Byron, Cayuga, New York, United Statesmap
Profile last modified | Created 27 Dec 2009
This page has been accessed 367 times.


Mary (Todd) Slack is one of twins.

1861 Census, Kingston, Frontenac, Canada West

  • Mr. P. Todd, born New York, 41, (1820), married
  • Mrs. P. Todd, born New York, 35, (1826), married
  • Eugene, born New York, 14, (1847)
  • William, born New York 11, (1850)
  • Romain, born Kingston, U.C., 10, (1851)
  • Mary, born Kingston, U.C., 7, (1854)
  • Martha, born Kingston, U.C., 7 (1854)
  • Fred, born Kingston, U.C., 5 (1856)
  • Eliza, born Kingston, U.C., 3 (1858)


  • United States Census, 1880," database with images, FamilySearch ( : 9 September 2017), Mary Slack in household of J Arthur Slack, Conquest, Cayuga, New York, United States; citing enumeration district ED 18, sheet 32B, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0813; FHL microfilm 1,254,813.

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Twin of Martha Todd Silvernail.

Notes in Howard Todd's files state, 'Mary Todd, Martha's twin, was married in January 7, 1874 which explains why she was not baptized with Martha. Evidently she had already come to the USA.' Note cannot be explained

posted 27 Dec 2009 by Anonymous (Todd) Anonymous
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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:

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Categories: Twins