The Silsbee Bee (Silsbee, Tex.), Vol. 51, No. 7, Ed. 1 Thursday, April 11, 1968, newspaper, April 11, 1968; (https://texashistory.unt.edu/ark:/67531/metapth790773/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .