Moore, Henry S. [Letter from Henry S. Moore to Charles, Mary and Linnet Moore, August 19, 1893], letter, August 19, 1893; (https://texashistory.unt.edu/ark:/67531/metapth203684/m1/1/: accessed October 19, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .