Caption:
Sperm whale or cachalot, Physeter macrocephalus, top and bottom, and narwhale, Monodon monoceros. Handcoloured copperplate engraving after Jacques de Seve from James Smith Barrs edition of Comte Buffons Natural History, A Theory of the Earth, General History of Man, Brute Creation, Vegetables, Minerals, T. Gillet, H. D. Symonds, Paternoster Row, London, 1807.