"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MHSB-CNF : 11 August 2016), Arjen Borger, Prairie, White, Indiana, United States; citing enumeration district ED 185, sheet 341B, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0324; FHL microfilm 1,254,324.