Darwin's notebooks on transmutation of species / edited with an introduction and notes by sir Gavin de Beer.
Pubblicazione:
London : British museum (Natural history), 1960-1967.
Note:
Contenuto: pt. 1: First notebook (July 1837-February 1838); pt. 2: Second notebook (February to July 1838); pt. 3: Third notebook (July 15th, 1838-October 2nd, 1838); pt. 4: Fourth notebook (October 1838-10 July 1839); pt. 5: Addenda and corrigenda; pt. 6: Pages excised by Darwin