div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: The Edinburgh Chair of Physiology src=https:reader035vdocumentssitereader035viewer20220803205750679f1a28ab0f07ac627fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp© 1899 Nature Publishing Grouppdiv