Srygley, Fletcher Douglas. Seventy Years in Dixie. Recollections and Sayings of T. W. Caskey and others. Nashville: Gospel Advocate Publishing Co., 1891. 400 p.
Smith, William Woodford. Lost Sheep of the House of Israel Identified in the Anglo-Saxon Race Biblically and Historically. Nashville: Gospel Advocate Publishing Co., 1899. 221 p.