The Origin of Species

ISBN: 9781330263327 出版年：2016 页码：247 Charles Darwin Forgotten Books

I much regret that want of space prevents my having the satis faction Oi acknowledging the generous assistance which I have received from very many naturalists, some of them personally unknown to me. I cannot, however, let this opportunity pass with out expressing my deep Obligations to Dr. Hooker, who, for the last fifteen years, has aided me in every possible way by his large stores of knowledge and his excellent judgment.