The North Texas Daily (Denton, Tex.), Vol. 53, No. 68, Ed. 1 Wednesday, April 22, 1970, newspaper, April 22, 1970; (https://texashistory.unt.edu/ark:/67531/metapth326435/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .