"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:SP7M-5X8 : accessed 13 January 2018), Cleo Barnes in household of William M Barnes, District 13, Sevier, Tennessee, United States; citing enumeration district (ED) ED 16, sheet 9B, line 82, family 171, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 2271; FHL microfilm 2,342,005.
It may be possible to confirm family relationships with Johnny by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
Johnny is 21 degrees from Charles Darwin, 21 degrees from Amelia Earhart, 22 degrees from Queen Elizabeth II Windsor and 22 degrees from Gilly Wood on our single family tree. Login to find your connection.