[Telegram from Robert H. Ray, April 4, 1957], letter, April 4, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1263600/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Telegram from Robert H. Ray, April 4, 1957], letter, April 4, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1263600/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .