"Massachusetts, Births, 1841-1915," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/FXXM-4MV : accessed 29 Jun 2014), Minnie Nora Castonguay, 07 Dec 1894; citing Holyoke, Massachusetts, p694, Massachusetts Archives, Boston; FHL microfilm 1651224.
"Massachusetts, State Vital Records, 1841-1920", index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/23YK-4Z4 : accessed 29 Jun 2014), Michael J Costello and Mary Castonguay, 1918.
"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M9RJ-JHV : accessed 30 Jun 2014), Minnie N Castonguay in household of George Castonguay, Holyoke city Ward 4, Hampden, Massachusetts, United States; citing sheet 5B, family 93, NARA microfilm publication T623, FHL microfilm 1240651.
"United States Census, 1910," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M2JR-WQB : accessed 29 Jun 2014), Mary Castonguay in household of Mary Castonguay, Holyoke Ward 6, Hampden, Massachusetts, United States; citing enumeration district (ED) 572, sheet 24A, family 451, NARA microfilm publication T624, FHL microfilm 1374603.
"United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MXBQ-18W : accessed 06 Jul 2014), Mary Costello in household of Mary Castonguay, Holyoke Ward 6, Hampden, Massachusetts, United States; citing sheet 12A, family 273, NARA microfilm publication T625, FHL microfilm 1820700.
"United States Census, 1930," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/XQG4-J48 : accessed 06 Jul 2014), Mary Costello, Holyoke, Hampden, Massachusetts, United States; citing enumeration district (ED) 0140, sheet 18A, family , NARA microfilm publication T626, roll 906.
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