The Rambler (Fort Worth, Tex.), Vol. 40, No. 23, Ed. 1 Tuesday, April 4, 1967, newspaper, April 4, 1967; (https://texashistory.unt.edu/ark:/67531/metapth415738/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .