[S4166] Illinois Secretary of State, "Illinois Statewide Marriage Index, 1763-1900," database, Illinois State Archives (http://www.cyberdriveillinois.com/departments/archives/archives.html : accessed 12 March 2013), entry for Evan Williams-Mary Stoddard, Rock Island County, 29 February 1856; citing Rock Island County, Marriage Book A: 98, license no. 1491. .