[RE: Two way transmissions], letter, April 15, 1993; (https://texashistory.unt.edu/ark:/67531/metadc1051109/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[RE: Two way transmissions], letter, April 15, 1993; (https://texashistory.unt.edu/ark:/67531/metadc1051109/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .