"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M26P-H3Z : accessed 10 October 2015), Allen D Kelley in household of Benjamin A Kelley, Magisterial District 7, Wayne, Kentucky, United States; citing enumeration district (ED) 234, sheet 1B, family 12, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,515.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XMNS-8MD : accessed 9 October 2015), Allen D Kelley, District 6, Wayne, Kentucky, United States; citing enumeration district (ED) 0012, sheet 9A, family 156, line 44, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 780; FHL microfilm 2,340,515.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K7BQ-2FK : accessed 9 October 2015), Allen Kelley, Magisterial District 6, Wayne, Kentucky, United States; citing enumeration district (ED) 116-12, sheet 3B, family 44, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 1361.