"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XH99-QGM : accessed 24 February 2022), Vivian Sherman in household of Rupert I Sherman, Wayne, Jay, Indiana, United States; citing enumeration district (ED) ED 22, sheet 14B, line 84, family 336, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 595; FHL microfilm 2,340,330.
"United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:V1TF-XH5 : 5 January 2021), Vivian Louise Sherman in household of Rupert Sherman, Wayne Township, Jay, Indiana, United States; citing enumeration district (ED) 38-23, sheet 1A, line 37, family 12, 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 1057.
"Indiana Marriages, 1811-2019," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:V6RT-6W1 : 8 April 2021), Claude D Mullen and Vivian Louise Sherman, 02 Dec 1944; citing Jay, Indiana, United States, Marriage License, Indiana Commission on Public Records, Indianapolis; FHL microfilm 004714952.
"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V9W7-NJW : 9 January 2021), Vivian L Mullen, 31 Oct 1995; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).