Journal of an expedition up the Niger and Tshadda rivers, undertaken by Macgregor Laird in connection with the British Government in 1854 /
by Samuel Crowther ; with a new introduction by J.F. Ade Ajayi.
- 2nd ed.
- London : F.Cass, 1970.
- xvii, xxiii, 234 p. : 1 fold. map.
- (Cass library of African studies : missionary researches and travel ; no. 15). .
Reprint of 1st edition, London, Seeleys, Jackson & Halliday, 1855.