Boy Scouts of America. Scouting, Volume 2, Number 21, March 1, 1915, periodical, March 1, 1915; (https://texashistory.unt.edu/ark:/67531/metapth282719/m1/1/: accessed May 27, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .