Soil Survey of Red River County, Texas, book, February 1977; (https://texashistory.unt.edu/ark:/67531/metapth224545/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Soil Survey of Red River County, Texas, book, February 1977; (https://texashistory.unt.edu/ark:/67531/metapth224545/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .