Journals of the Rev. James Frederick Schon and Mr. Samuel Crowther, who, with the sanction of Her Majesty's Government, accompanied the exp edition up the Niger in 1841, on behalf of the Church Missionary Societ y. - Schon, James Frederick, 1803-1889; Crowther, Samuel Adjai, bp., 1806?-1891; Niger Expendition, 1841-1842. (London : Cass, 1970)
Keywords: Niger River -- Description and travel; Africa, West -- Description and travel