div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=technical-chemistry-at-the-university-of-edinburghhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Technical Chemistry at the University of Edinburgh loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer2022020522575067bc1a28ab0f07ace62fhtml5thumbnails1jpg width=140 height=200 divp© 1923 Nature Publishing Grouppdiv