“Nichols’ impressive four volumes will undoubtedly be the standard encyclopedia of guerilla activities in Missouri for years to come. No historian interested in Civil War guerrilla warfare should be without the entire set. Nichols is to be congratulated for his excellent work in documenting this dark but pivotal time in Missouri’s history...highly recommended”—Civil War News; “monumental...nothing remotely approaching the scale of this undertaking has been attempted before on this topic, and these meticulously researched tomes will almost certainly stand the test of time as essential reference tools”—The Civil War Monitor; recommended”—ARBA; “a detailed chronological account...meticulous assessment of a wide variety of sources...Nichols also shines a light on lesser-known figures and events”—Missouri Historical Review.