El Democrata Fronterizo. (Laredo, Tex.), Vol. 14, No. 623, Ed. 1 Saturday, December 1, 1917, newspaper, December 1, 1917; (https://texashistory.unt.edu/ark:/67531/metapth296699/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .