1796-1871 1805-1865 1831-1901 1939-1945 19thcentury aerialoperations anthony bacon biography british correspondence courtney fountain freeafricanamericans hamilton history interracialmarriage ireland jamesbrian mathematicians men motorcyclegangs organizedcrime peterguthrie racerelations richmond slavery slavetraders socialaspects tirpitz(battleship) undercoveroperations unitedstates virginia white williamrowan worldwar