"Time Bureau"

Doctor Simon English ***He was a low key history professor who happened to be black, an expert in the Civil War. ***On an average day two strangers came into his office and changed him forever. An organized (and highly secretive) governmental agency wants to send him back on a dangerous mission. He is to go into the year 1865 to play detective and uncover the whereabouts of a lost treasure: a so called 'Last Chance Gold' worth a hundred million dollars by current standards.