首页 / 官方藏书 / Travels and discoveries in North and Central Africa / CHAPTER XI. CROSSING A LARGE MOUNTAIN RIDGE, AND ENTERING ON THE OPEN GRAVELLY DESERT.
首页 / 官方藏书 / Travels and discoveries in North and Central Africa / CHAPTER XI. CROSSING A LARGE MOUNTAIN RIDGE, AND ENTERING ON THE OPEN GRAVELLY DESERT.