Sir Joseph Dalton Hooker was a British botanist and explorer in the 19th century. He was a founder of geographical botany and Charles Darwin's closest friend. For 20 years he served as director of the
Hooker in 1897
Daguerreotype of Hooker by William Edward Kilburn, circa 1852
Frances Harriet Henslow, by William Edward Kilburn
Tibet and Cholamo Lake from the summit of the Donkia Pass, looking North West from Hooker's Himalayan Journals. Hooker reached the pass on 7 November 1849.
Charles Robert Darwin was an English naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology. His proposition that all species of life have descended from a co
Darwin, c. 1854
A chalk drawing of the seven-year-old Darwin in 1816, with a potted plant, by Ellen Sharples. Part of a double portrait showing him together with his sister Catherine.
A bicentennial portrait by Anthony Smith of Darwin as a student, in the courtyard at Christ's College, Cambridge, where he had rooms.
Darwin (right) on the Beagle's deck at Bahía Blanca in Argentina, with fossils; caricature by Augustus Earle, the initial ship's artist