Travels, researches, and missionary labors during an eighteen years' residence in Eastern Africa : together with journeys to Jagga, Usambara, Ukambani, Shoa, Abessinia and Khartum, and a coasting voyage from Mombaz to Cape Delgado / by the Rev. Dr. J. Lewis Krapf, secretary of the Chrishona Institute at Basel, and late missionary in the service of the Church Missionary Society in Eastern and Equatorial Africa, etc., etc. ; with an appendix respecting the snow-capped mountains of Eastern Africa, the sources of the Nile, the languages of Abessinia and eastern Africa, etc., etc., and a concise account of geographical researches in eastern Africa up to the discovery of the Uyenyesi by Dr. Livingstone, in September last by E.G. Ravenstein, F.R.G.S.