[Two People with Horse at George Underwood Show], photograph, 1966; (https://texashistory.unt.edu/ark:/67531/metapth218212/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Two People with Horse at George Underwood Show], photograph, 1966; (https://texashistory.unt.edu/ark:/67531/metapth218212/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .