John Hanning Speke (1827-1864). Presenting my spoils to Rumanika. Heads of three white rhinoceros shot in Karague.
The List of Illustrations credits the engraved plate to Zwecker, from Sketches by Speke and Grant.
Johann Baptist Zwecker (1814–1876), German illustrator.
James Augustus Grant (1827-1892), companion of Speke
At p. 229 in Speke, J.H. 1863. Journal of the discovery of the source of the Nile. Edinburgh and London, William Blackwood and Sons.
