The guerrilla career of Dupoyster ended in Taylorsville, Sept. 12, 1864

Confederate Guerrilla Sue Mundy: A Biography of Kentucky Soldier Jerome Clarke
By Thomas Shelby Watson p. 51

http://books.google.com/books?id=ayEJC0PuqjAC&pg=PA51&lpg=PA51&dq=Dupoyster&source=bl&ots=tlyi7vzsYJ&sig=-37jqAeMu3-eo8hYK-mtzGYk2_8&hl=en&sa=X&ei=TwPcUuDcDov7oATNgoCIAQ&ved=0CDwQ6AEwBjgK#v=onepage&q=Dupoyster&f=false