Baldridge, Robert L., Jr. & Baldridge, Mrs. Robert L. The Clifton Record (Clifton, Tex.), Vol. 66, No. 23, Ed. 1 Friday, July 1, 1960, newspaper, July 1, 1960; (https://texashistory.unt.edu/ark:/67531/metapth779230/m1/1/: accessed September 20, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .