The Allen American (Allen, Tex.), Vol. 3, No. 34, Ed. 1 Tuesday, March 6, 1973, newspaper, March 6, 1973; (https://texashistory.unt.edu/ark:/67531/metapth1407307/m1/3/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .