Roberts, Kenneth. The Rio Grande Herald (Rio Grande City, Tex.), No. 17, Ed. 1 Thursday, February 19, 1987, newspaper, February 19, 1987; (https://texashistory.unt.edu/ark:/67531/metapth195068/m1/1/: accessed November 16, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .