Polk County Enterprise (Livingston, Tex.), Vol. 75, No. 20, Ed. 1 Thursday, January 31, 1957, newspaper, January 31, 1957; (https://texashistory.unt.edu/ark:/67531/metapth763152/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .