div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=professorship-of-concrete-technology-at-the-imperial-college-londonhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Professorship of Concrete Technology at the Imperial College London loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer2022020522575067ea1a28ab0f07adba7dhtml5thumbnails1jpg width=140 height=200 divp© 1944 Nature Publishing Grouppdiv