↑ "United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:K4N9-TQT : 10 January 2021), Thelma Butters in household of Albert E Butters, Watertown, Middlesex, Massachusetts, United States; citing enumeration district (ED) 9-604, sheet 9A, line 11, family 145, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1621.
↑ 3.03.1 "Vermont Vital Records, 1760-2008," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KF1S-G66 : 12 November 2017), Albert J Griswold and Thelma I Macilvaine, Marriage, 25 Nov 1960, Brattleboro, Windham, Vermont, United States; from "Vermont, Birth Records, 1909-2008," "Vermont, Death Records, 1909-2008," "Vermont, Marriage Records, 1909-2008," and "Vermont, Vital Records, 1720-1908." Ancestry (http://www.ancestry.com : 2010); citing Vital Records Office, Vermont Department of Health, Burlington and New England Historic Genealogical Society, Boston. Second marriage, divorced
↑ "United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:VM6Q-MPT : 12 January 2021), Thelma I Coull, 19 Dec 2006; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).
"United States, GenealogyBank Historical Newspaper Obituaries, 1815-2011", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QPBW-VTH9 : 18 July 2020), Mrs David Thelma Coull in entry for Butter and Irene S Macarthur, 1972.