"United States Census, 1790," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XHK1-B85 : accessed 22 December 2016), Roger Mcknight, Rowan, North Carolina, United States; citing p. 328, NARA microfilm publication M637, (Washington D.C.: National Archives and Records Administration, n.d.), roll 7; FHL microfilm 568,147.