[Postcard of Artillery at Camp MacArthur], postcard, 1917; (https://texashistory.unt.edu/ark:/67531/metapth574256/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Postcard of Artillery at Camp MacArthur], postcard, 1917; (https://texashistory.unt.edu/ark:/67531/metapth574256/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .