Wilkerson, J. C. The Comanche Chief (Comanche, Tex.), Vol. 97, No. 45, Ed. 1 Friday, April 24, 1970, newspaper, April 24, 1970; (https://texashistory.unt.edu/ark:/67531/metapth1039491/m1/1/: accessed May 21, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .