Callahan County, map, January 1896; (https://texashistory.unt.edu/ark:/67531/metapth88400/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Callahan County, map, January 1896; (https://texashistory.unt.edu/ark:/67531/metapth88400/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .