Geography

Cross, D. Kerr, "Geographical Notes of the Country between Lakes Nyassa, Rukwa and Tanganyika", Scottish Geographical Magazine, vol.6 (1890).

Cross, D. Kerr. "Crater Lakes North of Lake Nyasa," Geographical Journal, vol. 5 (1895).

Henderson, James, "Northern Nyasaland," Scottish Geographical Magazine, vol. 16 (1990).

Thomson, Joseph, To the Central Lakes and Back (London, 1881).