The Secret War for the Union the Untold Story of Military Intelligence in the Civil War (Hardcover) → Paperback, Hardcover ISBN-13: 9780039574284 ISBN-10: 0039574288 ? The Secret War for the Union the Untold Story of Military Intelligence in the Civil War (Hardcover) → Paperback, Hardcover ISBN-13: 9780395742815 ISBN-10: 0395742811 Genre: History ? The Secret War for the Union the Untold Story of Military Intelligence in the Civil War (Paperback) → Hardcover ISBN-13: 9780395901366 ISBN-10: 0395901367 Genre: History 1 |