The McGregor Mirror. (McGregor, Tex.), Vol. 40, No. 13, Ed. 1 Friday, June 1, 1928, newspaper, June 1, 1928; (https://texashistory.unt.edu/ark:/67531/metapth874071/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .