Castillo, José L. [Adelfa Callejo and Hector Flores speak in front of a video camera], photograph, April 9, 2006; (https://texashistory.unt.edu/ark:/67531/metapth23125/m1/1/: accessed April 30, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .