Bruce Nichols. Guerrilla Warfare in Civil War Missouri, Volume 2, 1863. Jefferson: McFarland, 2007. 389 pp. $25.00, ISBN 978-0-7864-2733-8. Bruce Nichols is a defense analyst and Civil War Missouri historian and this is his second book on “Guerrilla Warfare in Civil War Missouri,” his first was released by McFarland in 2004. Combine the first two volumes (a third is coming) and they thus far offer a thorough study of all…