↑ "United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MFNV-GNK : 14 July 2016), Henry Mayfield in household of John Williamson, Athens, Henderson, Texas, United States; citing enumeration district ED 31, sheet 106C, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 1310; FHL microfilm 1,255,310.