El Democrata Fronterizo. (Laredo, Tex.), Vol. 10, No. 583, Ed. 1 Saturday, March 13, 1909, newspaper, March 13, 1909; (https://texashistory.unt.edu/ark:/67531/metapth296540/m1/1/: accessed March 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .