The Tulia Herald (Tulia, Tex.), Vol. 61, No. 16, Ed. 1 Thursday, April 17, 1969, newspaper, April 17, 1969; (https://texashistory.unt.edu/ark:/67531/metapth506192/m1/1/: accessed May 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .