The Petrolia Enterprise (Petrolia, Tex.), Vol. 21, No. 23, Ed. 1 Thursday, June 10, 1926, newspaper, June 10, 1926; (https://texashistory.unt.edu/ark:/67531/metapth893989/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .