"Ohio, County Marriages, 1789-2013," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XDPB-G26 : 26 August 2019), William E. Sergeant and Eliza Jane Thornburg, 31 Jan 1844; citing Marriage, Delaware, Ohio, United States, p 419-1, Franklin County Genealogical & Historical Society, Columbus; FHL microfilm.
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MHVW-PP6 : 12 April 2016), William E Sargent, Richland, Steuben, Indiana, United States; citing family 752, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).