Found on ffffound a little while ago, this beautiful book cover. It reminds me of some books I used to have from the same era - I had a National Geographic book about all the massive engineering works being done in America in the early/mid 20th Century, from straightening and deepening the Mississippi to the building of the Hoover Dam. It was a bronze-coloured hardback with a big cross-section of the dam in white, and a plan of a canal cut across a loop of a river, in black, both embossed into the surface. I wish I still had it. Still, I’d only trace it as a vector like Our Friend The Atom, here:
