American physician and explorer of Africa (1866-1939). The recipient was Assistant Secretary at the Natural History Museum, London. One page, 12mo. Good, on slightly discoloured paper, and with remains of stub still neatly attached to one edge. A significant letter, sent on the eve of Donaldson Smith's most notable expedition. 'Just a line in haste to tell you I & Dodson [a taxidermist engaged for the expedition] are ready to start for Rudolph Gillitt [another taxidermist] having left for England after hearing of his father's death.