“California, County Marriages, 1850-1952," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K86P-FWQ : 9 March 2021), Ruth Norene Baxter in entry for Eugene Gerard Lab and Estella Evelyn Seguine, 26 Nov 1943; citing Solano, California, United States, county courthouses, California; FHL microfilm 2,135,708.
Find a Grave, database and images (https://www.findagrave.com : accessed 19 April 2021), memorial page for Ruth N Baxter Lab (27 Dec 1903–12 Nov 1997), Find a Grave Memorial no. 87026284, citing Knollcrest Cemetery, Arcadia, Hancock County, Ohio, USA ; Maintained by Laura (contributor 47279110) .
“United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X4ZT-G6L : accessed 19 April 2021), Ruth Lab in household of Eugene Lab, Carey, Wyandot, Ohio, United States; citing enumeration district (ED) ED 4, sheet 6B, line 99, family 171, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1889; FHL microfilm 2,341,623.
“United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:KWG5-NY2 : 9 January 2021), Ruth Lab in household of Eugene T Lab, Carey, Crawford Township, Wyandot, Ohio, United States; citing enumeration district (ED) 88-5, sheet 10B, line 76, family 224, 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 3172.