Missionary travels and researches in South Africa : including a sketch of sixteen years' residence in the interior of Africa, and a journey from the Cape of Good Hope to Loanda on the west coast, thence across the continent, down the river Zambesi, to the eastern ocean / by David Livingstone, LL. D., D.C.L., fellow of the Faculty of Physicians and Surgeons, Glasgow, corresponding member of the Geographical and Statistical Society of New York, gold medalist and corresponding member of the Royal Geographical Societies of London and Paris, F.S.A., etc., etc. ; maps by Arrowsmith.