El Democrata Fronterizo. (Laredo, Tex.), Vol. 11, No. 638, Ed. 1 Saturday, April 2, 1910, newspaper, April 2, 1910; (https://texashistory.unt.edu/ark:/67531/metapth296578/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .