Source for Popular Vote data: Georgia Secretary of State. Official State of Georgia Tabulation by Counties, General Election, November 8, 1966, Georgia Secretary of State (http://dlg.galileo.usg.edu/cgi-bin/govdimag.cgi?path=dbs/1966/ga/s700/_ps1/s4/1966/folio.con/&user=galileo&am) (accessed 26 Feb 2015)