Robertson, Orrin. The Democrat. (McKinney, Tex.), Vol. 1, No. 11, Ed. 1 Thursday, April 17, 1884, newspaper, April 17, 1884; (https://texashistory.unt.edu/ark:/67531/metapth191388/m1/1/: accessed September 26, 2016), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .