The October 2, 1864 event is covered in "The Saltville Massacre," Thomas D. Mays, McWhiney Foundation Press, McMurry University, Abilene, Texas, 1998

Note also the Battle of Saltsville (King’s Salt Works), 12/18-20/1864, Confederate forces under MGen. John Breckenridge lose to Union forces.
[Internet www.geocities.com/ Colosseum/3815/kingsalt.htm - couldn’t access 6/4/97, accessed 8/5/97, no longer on the web 3/18/09]