"Wisconsin, County Marriages, 1836-1911," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:XRL5-FSC : 3 June 2016), Andrew Johnson in entry for Ole A. Johnson and Amanda S. Thorsen, 31 Dec 1902; citing Martell, Pierce, Wisconsin, United States, Wisconsin Historical Society, Madison; FHL microfilm 1,275,493.