Pinkerton's war
"A thrilling historical account of Allan Pinkerton's pivotal role as spymaster of the Civil War and forefather of the Secret Service"--P. [4] of jacket.
DetectivesPrivate investigatorsSecret serviceHistoryBiographyPinkerton's National Detective AgencyUnited states, history, civil war, 1861-1865, secret serviceSpiesPinkerton, allan, 1819-1884