"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKVN-LDB : accessed 23 June 2017), Millard Thomas in household of James S Thomas, Jefferson, Newton, Arkansas, United States; citing enumeration district (ED) ED 98, sheet 5A, family 51, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 59; FHL microfilm 1,374,072.