"United States Census, 1870," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8X6-J3F : 12 April 2016), Hattie Lamay in household of Eliza Lamay, New York, United States; citing p. 15, family 119, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 552,436.
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZ87-MNB : 17 August 2017), Hattie Lamay in entry for Eliza Lamay, 1880; citing enumeration district ED 90, sheet 651C, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d), roll 0834; FHL microfilm 1,254,834.
"United States Census, 1880," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MZ87-4T5 : 14 January 2022), Hattie La May in household of John Tumy, Malone, Franklin, New York, United States; citing enumeration district , sheet , NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm .
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M93R-4VP : accessed 10 June 2023), Harriet Tatro in household of George Tatro, District 2 Duluth city Ward 6, St. Louis, Minnesota, United States; citing enumeration district (ED) 278, sheet 4B, family 68, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,790.
Find a Grave, database and images (https://www.findagrave.com/memorial/135268160/harriet-tetreault: accessed 10 June 2023), memorial page for Harriet Lamay Tetreault (1857–1934), Find a Grave Memorial ID 135268160, citing Notre Dame Cemetery, Worcester, Worcester County, Massachusetts, USA; Maintained by Mary Richardson (contributor 47341378).