Geological map of Dallas County. Side: 1 of 2
Reference the current side of this Map.
Geological map of Dallas County., map, 1918; Austin, Texas. (https://texashistory.unt.edu/ark:/67531/metapth192424/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting University of Texas at Arlington Library.