Lone Star State Philatelist, Volume 1, Number 34, April 22, 1895, periodical, April 22, 1895; (https://texashistory.unt.edu/ark:/67531/metapth1129241/m1/1/: accessed June 29, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .