Huxley, Thomas Henry, 1825-1895. A course of elementary instruction in practical biology, by T. H. Huxley, assisted by H. N. Martin. - New ed. - London, Macmillan and Co., 1883. - xi, 279 p. 19cm. LCCN: agr09000908 Subjects--Topical Terms: Natural history.Anatomy, Comparative. LC Class. No.: QH308 / .H87 1883