["El Capitan" climbs towards Raton Pass], photograph, 1959~; (https://texashistory.unt.edu/ark:/67531/metapth28752/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
["El Capitan" climbs towards Raton Pass], photograph, 1959~; (https://texashistory.unt.edu/ark:/67531/metapth28752/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .