London, Macmillan, 1877. Large 4to (28.0 x 19.6 cm). p. 339. Not bound - as published.

A work communicated and commented upon by Charles Darwin. Contained in a single issue of Nature - not a bound volume - being number 408 of vol. 16, published on 23 August 1877. It deals with a discovery by Darwin's son Francis, and the subsequent comments (verbatim - from a letter to Darwin) by the German botanist Ferdinand Julius Cohn (1828-1898). Cohn is regarded as "one of the fathers of bacteriology" ( Encyclopaedia Britannica). In the same issue, on pp. 344-347, is a lengthy address by Charles Darwin's half-cousin, the polymath Francis Galton (1822-1911) in his capacity of secretary of "Section D. Biology" of the British Association for the Advancement of Science. Weak vertical fold, slight fraying to edges, otherwise very good, clean. Freeman, 1778.