[Postcard from Raymond Harper to Birdie Walters], postcard, 1908?; (https://texashistory.unt.edu/ark:/67531/metapth743079/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Postcard from Raymond Harper to Birdie Walters], postcard, 1908?; (https://texashistory.unt.edu/ark:/67531/metapth743079/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .