"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6XS-L6X : 19 February 2021), Alfred Skinner in household of John Skinner, Jackson, Gentry, Missouri, United States; citing enumeration district ED 278, sheet 531C, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,687.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2T5-4K9 : accessed 16 November 2021), Alfred Skinner in household of John M Skinner, Jefferson, Harrison, Missouri, United States; citing enumeration district (ED) ED 105, sheet 2A, family 26, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 778; FHL microfilm 1,374,791.