Charles Robert Darwin, aged 45 in 1854, by then working towards publication of On the Origin of Species
http://darwinweek.com/wordpress/
http://en.wikipedia.org/wiki/Charles_Darwin
February 9, 2011 by amandainmaine
Charles Robert Darwin, aged 45 in 1854, by then working towards publication of On the Origin of Species
http://darwinweek.com/wordpress/
http://en.wikipedia.org/wiki/Charles_Darwin
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