Funde, Eddie S. [Letter from Eddie S. Funde to Mario M. Salas, March 30, 1978], letter, March 30, 1978; (https://texashistory.unt.edu/ark:/67531/metapth1261556/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .