"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K4Z3-L3D : accessed 17 January 2016), Charles N Webb in household of James Webb, Civil District 3, McMinn, Tennessee, United States; citing enumeration district (ED) 54-16, sheet 15A, family 275, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 3915.
"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V98P-TM4 : accessed 17 January 2016), Newton C Webb, 24 Mar 1989; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).