Tri-County Sun Progress (Pearland, Tex.), Vol. 5, No. 27, Ed. 1 Thursday, January 9, 1969, newspaper, January 9, 1969; (https://texashistory.unt.edu/ark:/67531/metapth1215174/m1/2/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .