"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MXJ1-LXF : 19 February 2021), George Bingham, Guilford, Jo Daviess, Illinois, United States; citing enumeration district ED 56, sheet 327C, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,217.