Sources: 1850 Federal Census, Henderson County, Tennessee, page 121 Will of Robert O'Neil Madison County Tennessee dated 24 Sept 1850, proven Sept 1851 Ancestry.com. Tennessee, Wills and Probate Records, 1779-2008 "Tennessee, County Marriages, 1790-1950," index and images, FamilySearch (https://familysearch.org) Ancestry.com. Tennessee State Marriages, 1780-2002