div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader030vdocumentssitereader030viewer2022020522575067ca1a28ab0f07ad2801html5page1jpg target=_blank img data-url=sir-howard-grubb-frshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Sir Howard Grubb FRS loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer2022020522575067ca1a28ab0f07ad2801html5thumbnails1jpg width=140 height=200 adivp© 1931 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader030vdocumentssitereader030viewer2022020522575067ca1a28ab0f07ad2801html5page2jpg target=_blank img data-url=sir-howard-grubb-frshtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Sir Howard Grubb FRS loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer2022020522575067ca1a28ab0f07ad2801html5thumbnails2jpg width=140 height=200 adivp© 1931 Nature Publishing Grouppdiv