[News Script: Civil Defense], script, February 14, 1956; (https://texashistory.unt.edu/ark:/67531/metadc498780/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[News Script: Civil Defense], script, February 14, 1956; (https://texashistory.unt.edu/ark:/67531/metadc498780/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .