A narrative of the expedition sent by Her Majesty's government to th e river Niger, in 1841 ; under the command of Captain H. D. Trotter, R. N. Thomso, published with the Admiralty. - Allen, William, 1793-1864.; Thomson, Thomas Richard Heywood (London : R. Bentley, 1848)
Keywords: Niger expedition, -- 1841.; Africa, West -- Description and travel; Niger River -- Description and travel