General Soil Map, Harrison County, Texas, map, 1994; (https://texashistory.unt.edu/ark:/67531/metapth130293/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
General Soil Map, Harrison County, Texas, map, 1994; (https://texashistory.unt.edu/ark:/67531/metapth130293/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .