when did charles darwin publish his theory of evolution
Publication of Darwin's theory On the Origin of Species was first published on 24 November 1859, priced at fifteen shillings. The book had been offered to booksellers at Murray's autumn sale on 22 November, and all available copies had been taken up immediately. In total, 1,250 copies were printed but after deducting presentation and review copies, and five for Stationers' Hall copyright, 1,192 copies were available for sale.[49] Significantly, 500 were taken by Mudie's Library, ensuring that the book would be widely circulated.[50]
August Weismann August Friedrich Leopold Weismann (17 January 1834 â€“ 5 November 1914) was a German evolutionary biologist. Ernst Mayr ranked him as the second most notable evolutionary theorist of the 19th century, after Charles Darwin. Weismann became the Director of the Zoological Institute and the first Professor of Zoology at Freiburg.