1900 Census: "United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMRV-B72 : accessed 10 May 2019), Vemellie Walker in household of Stephen S. Walker, Kanarra, Cedar Precincts, Iron, Utah, United States; citing enumeration district (ED) 97, sheet 6A, family 95, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,683.
1910 Census: "United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MLHJ-QSJ : accessed 10 May 2019), Vanilla Covert in household of Joseph Covert, Ammon, Bingham, Idaho, United States; citing enumeration district (ED) ED 48, sheet 21A, family 339, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 222; FHL microfilm 1,374,235.
1920 Census: "United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8PC-ZJL : accessed 10 May 2019), Nellie Covert in household of Joseph Covert, Star, Beaver, Utah, United States; citing ED 6, sheet 11B, line 63, family 210, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 1861; FHL microfilm 1,821,861.
1930 Census: "United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XHDV-6KQ : accessed 10 May 2019), Nellie D Covert in household of Joseph Covert, Pocatello, Bannock, Idaho, United States; citing enumeration district (ED) ED 9, sheet 5A, line 38, family 116, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 396; FHL microfilm 2,340,131.
1940 Census: "United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VY48-PJJ : 15 March 2018), Nellie Covert in household of Joseph Covert, Ward 2, Pocatello, Pocatello Election Precinct 15, Bannock, Idaho, United States; citing enumeration district (ED) 3-7, sheet 9A, line 24, family 179, 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 737.
Death: "Idaho Death Certificates, 1938-1961," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2M1-FDZL : 1 February 2016), Venellia Walker Covert, 01 Jan 1960; citing Death, Pocatello, Bannock, Idaho, United States, Department of Health and Welfare, Boise.