Darwin and Henslow : the growth of an idea; letters 1831-1860 /
Charles Darwin, J. S. Henslow ; edited by Nora Barlow.
- London : Butler & Tanner Ltd., c1967.
- xii, 251 p. : ill., map ; 23 cm.
Includes index.
Darwin, Charles, 1809-1882. Henslow, J. S. 1796-1861.