[Robert FitzRoy], Narrative of the Surveying voyages of his Majesty's Ships Adventure and Beagle, Between the Years 1826 and 1836, Describing their Examination of the Southern Shore of South America, and the Beagle's Circumnavigation of the Globe, In Three Volumes, London, Henry Colburn, 1839. Volume III: Charles Darwin, Journal and Remarks, 1832-1836.