Breckenridge American (Breckenridge, Tex.), Vol. 41, No. 192, Ed. 1 Wednesday, May 31, 1961, newspaper, May 31, 1961; (https://texashistory.unt.edu/ark:/67531/metapth136170/m1/1/: accessed April 30, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .