1. Arkansas Late in the Civil War: The 8th Missouri Volunteer Cavalry, April 1864-July 1865 by David E. Casto (The History Pr, 2013).
Casto's study covers the 8th's efforts to secure northeast Missouri from guerrillas as well as regular forces under Jo Shelby.
2. Civil War Pittsburgh: Forge of the Union by Len Barcousky (The History Pr, 2013).
An overview of the city's Civil War experience, its industrial and armaments industries, and the role of its citizens in the fighting. Something of a popular history alternative to Fox's more in-depth works.
3. Surviving Andersonville: One Prisoner's Recollections of the Civil War's Most Notorious Camp by Ed Glennan, edited by David A. Ranzan (McFarland, 2013).
Edward Glennan (42nd Illinois) was an Andersonville prisoner from March to November 1864. His memoir of his eight months of hell there, as well as time spent in Virginia prisons and a parole camp in Maryland, is presented here, with editor Ranzan's introduction and endnotes.