div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=concrete-in-construction-of-the-new-forth-road-bridgehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Concrete in Construction of the New Forth Road Bridge loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader038vdocumentssitereader038viewer20221005025750682c1a28ab0f07aeef40html5thumbnails1jpg width=140 height=200 divp© 1965 Nature Publishing Grouppdiv