Claude Bernard.
Unknown author<span style="display: none;">Unknown author</span>
Unknown date<div style="display: none;">Unknown date</div>, but subject died in 1878
<a rel="nofollow" class="external autonumber" href="http://www.bium.univ-paris5.fr/images/banque/zoom/anmpx35x0010a.jpg">[1]</a>