"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6FQ-G7P : 14 August 2017), Katie Carson in household of John Carson, Lee, Platte, Missouri, United States; citing enumeration district ED 95, sheet 136A, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0710; FHL microfilm 1,254,710.