The Breckenridge American (Breckenridge, Tex.), Vol. 10, No. 104, Ed. 1, Tuesday, April 1, 1930, newspaper, April 1, 1930; (https://texashistory.unt.edu/ark:/67531/metapth71102/m1/1/: accessed April 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .