"Kentucky, Vital Record Indexes, 1911-1999," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKHP-7MHD : 1 July 2015), Frances E Durbin, 1925; citing Birth, Jefferson, Kentucky, United States, Kentucky Department for Libraries and Archives, Frankfort.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XMXC-MGW : accessed 3 July 2017), Frances E Durbin in household of Joseph B Durbin, Louisville, Jefferson, Kentucky, United States; citing enumeration district (ED) ED 63, sheet 9B, line 54, family 159, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 755; FHL microfilm 2,340,490.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K7BC-HYL : accessed 3 July 2017), Frances Durbin in household of Ralph H Bell, Ward 2, Louisville, Magisterial District 1, Jefferson, Kentucky, United States; citing enumeration district (ED) 121-40A, sheet 10A, line 10, family 241, 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 1366.