div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader039vdocumentssitereader039viewer2022020522575067e31a28ab0f07ad9ae2html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: Sir Henry Heads Bequest to the Royal Society src=https:reader039vdocumentssitereader039viewer2022020522575067e31a28ab0f07ad9ae2html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp© 1941 Nature Publishing Grouppdiv