The Sentinel (Sachse, Tex.), Vol. 13, No. 14, Ed. 1 Wednesday, April 6, 1988, newspaper, April 6, 1988; (https://texashistory.unt.edu/ark:/67531/metapth347721/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .