Johnston, W. B. [Postcard from W. B. Johnston to George Pendexter, February 12, 1912], postcard, February 12, 1912; (https://texashistory.unt.edu/ark:/67531/metapth706147/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .