Photograph of Robert E. Lee, photograph, 1850/1969; (https://texashistory.unt.edu/ark:/67531/metapth183491/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Photograph of Robert E. Lee, photograph, 1850/1969; (https://texashistory.unt.edu/ark:/67531/metapth183491/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .