[Fort Clark, (Exterior)], photograph, July 1, 1980; (https://texashistory.unt.edu/ark:/67531/metapth952402/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Fort Clark, (Exterior)], photograph, July 1, 1980; (https://texashistory.unt.edu/ark:/67531/metapth952402/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .