Betree, Raymond. [Postcard from Mrs. Raymond Betree to Truett Latimer, February 6, 1957], postcard, February 6, 1957; (https://texashistory.unt.edu/ark:/67531/metapth1264081/m1/1/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .