The McKinney Examiner (McKinney, Tex.), Vol. 74, No. 31, Ed. 1 Thursday, April 28, 1960, newspaper, April 28, 1960; (https://texashistory.unt.edu/ark:/67531/metapth1521868/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .