div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentsinreader040viewer2022020722575067c01a28ab0f07acf99ehtml5page1jpg target=_blank img data-url=dr-r-a-joynerhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Dr R A Joyner loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsinreader040viewer2022020722575067c01a28ab0f07acf99ehtml5thumbnails1jpg width=140 height=200 adivp© 1925 Nature Publishing Grouppdiv