"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MHPR-KSM : 12 April 2016), John Hudson in household of Nicholas Hudson, Blout county, Blount, Alabama, United States; citing family 35, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
"United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MHDC-NL3 : 26 July 2017), John Hudson in entry for Nickolas Hudson, 1860. Household ID 78 Affiliate Name The U.S. National Archives and Records Administration (NARA) Affiliate Publication Number M653 Affiliate Film Number 2 GS Film Number 803002 Digital Folder Number 005154190 Image Number 00307.