"Kentucky, Vital Record Indexes, 1911-1999," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKHV-C84S : 1 July 2015), Lula Riley, 03 Jan 1914; citing Birth, Breathitt, Kentucky, United States, Kentucky Department for Libraries and Archives, Frankfort.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MH2F-NFQ : accessed 16 December 2017), Lula Riley in household of Joe Riley, Precinct 19, Breathitt, Kentucky, United States; citing ED 43, sheet 1A, line 7, family 1, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 559; FHL microfilm 1,820,559.
"United States, GenealogyBank Obituaries, 1980-2014," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKWB-846B : 15 September 2016), Lula Riley Thomas, Kentucky, United States, 20 Nov 1997; from "Recent Newspaper Obituaries (1977 - Today)," database, GenealogyBank.com (http://www.genealogybank.com : 2014); citing Lexington Herald-Leader, born-digital text.