[DARWIN, Charles Robert]. BARLOW, Nora, , ed. Darwin’s Ornithological Notes. Bulletin of the British Museum (Natural History) Historical Series, 1963.
8vo. Original printed wrappers; pp. [ii] + 33 -278; fine..
First edition. Bulletin vol. 2 no. 7. and vol. 3 no. 5. These notes, made on board H.M.S. Beagle, had not previously been published. They contain some fascinating observations on South American birds in particular, and several hints of the slowly developing theory of evolution.