The Carbon News (Carbon, Tex.), Vol. 8, No. 30, Ed. 1 Thursday, April 1, 1909, newspaper, April 1, 1909; (https://texashistory.unt.edu/ark:/67531/metapth521207/m1/3/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .