Robertson, Orrin. The Democrat. (McKinney, Tex.), Vol. 1, No. 14, Ed. 1 Thursday, May 8, 1884, newspaper, May 8, 1884; (https://texashistory.unt.edu/ark:/67531/metapth191391/m1/1/: accessed August 30, 2016), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .