Breckenridge American (Breckenridge, Tex.), Vol. 41, No. 157, Ed. 1 Sunday, April 9, 1961, newspaper, April 9, 1961; (https://texashistory.unt.edu/ark:/67531/metapth136134/m1/1/: accessed May 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .