"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VB24-2PG : 14 March 2018), Eva Mae Madison in household of Stella Madison, Ward 2, Oklahoma City, Oklahoma City, Oklahoma, Oklahoma, United States; citing enumeration district (ED) 78-182, sheet 5B, line 75, family 109, 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 3344.
"Oklahoma, County Marriages, 1890-1995." Database with images. FamilySearch. "Oklahoma, County Marriages, 1890-1995," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QVP6-JHDZ : 5 November 2017), Billy S Osborne and Eva May Madison, 05 Apr 1942; citing Oklahoma, various county courthouses, Oklahoma; FHL microfilm.