[Henry M. Halff Roundup, on a Field], photograph, Date Unknown; (https://texashistory.unt.edu/ark:/67531/metapth1637281/m1/1/: accessed July 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Henry M. Halff Roundup, on a Field], photograph, Date Unknown; (https://texashistory.unt.edu/ark:/67531/metapth1637281/m1/1/: accessed July 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .