"Canada Census, 1871," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:M47Y-L7R : 19 March 2021), Mary E Ball in household of John Ball, Medonte, Simcoe, Ontario, Canada; citing 1871; citing National Archives of Canada, Ottawa, Ontario.
"Canada Census, 1881," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MVFZ-8S2 : 2 March 2021), Mary E. Ball in household of John Ball, Medonte, Simcoe, Ontario, Canada; from "1881 Canadian Census." Database with images. Ancestry. (www.ancestry.com : 2008); citing John Ball, citing Library and Archives Canada, Ottawa, Ontario.
"Canada, Ontario Marriages, 1869-1927," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FMV2-7J2 : 8 March 2021), Joseph J Miller and Mary E Ball, 08 Jan 1890; citing registration , Orillia, Simcoe, Ontario, Canada, Archives of Ontario, Toronto; FHL microfilm 1,870,308.
"Canada Census, 1901," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KHG8-W4W : 23 February 2021), Mary Millier in household of Joseph Millier, Simcoe (east/est), Ontario, Canada; citing p. 9, Library and Archives of Canada, Ottawa.
"Recensement du Canada de 1911," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:2765-TSR : 16 March 2018), Mary Miller in entry for Joseph Miller, 1911; citing Census, Simcoe East Sub-Districts 1-41, Ontario, Canada, Library and Archives of Canada, Ottawa, Ontario; FHL microfilm 2,418,521.
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