Farmers, ranchers, the land and the falls: a history of the Pedernales Falls area, 1850-1970, book, August 2010; (https://texashistory.unt.edu/ark:/67531/metapth415095/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .