Breckenridge American (Breckenridge, Tex.), Vol. 38, No. 98, Ed. 1 Sunday, May 18, 1958, newspaper, May 18, 1958; (https://texashistory.unt.edu/ark:/67531/metapth135823/m1/1/: accessed May 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .