A Scotsman at Tripoli -- The African association -- A wedding in the English garden -- White man's grave -- The "African traveler" -- The tripoli route -- Hugh Clapperton -- The journey to Bornu -- Undiscovered empires -- The race begins -- Over the rim of the world -- Clapperton catches up -- The ivory miniature -- The widow Zuma -- Treachery in the Tanexrouft -- Troubles for Captain Clapperton -- The city of legend -- The long silence -- The lost papers -- The mystery solved.
