Travels and discoveries in North and Central Africa:

'Barth is one of the European superstars of African travel and exploration. Disguised as a Muslim scholar, Barth spent five years ranging widely and freely over northern, central, and western Africa and returned with much useful information about the region's culture and economy'(John Delaney, To the Mountains of the Moon).

this 2-volume edition Minerva Library edition is perfectly readable and handsomely bound.