Charles Darwin (1809–1882) British naturalist, author of "On the origin of species, by means of natural selection"
" Notebook C http://darwin-online.org.uk/EditorialIntroductions/vanWyhe_notebooks.html" (1838), pp. 196–197; also quoted in Charles Darwin: a scientific biography (1958) by Sir Gavin De Beer, p. 208 <br class="br">Other letters, notebooks, journal articles, recollected statements