It's not about the time period mentioned in the article, but I highly recommend the similarly-named "The Men Who Built America" documentary series. Really inter

It's not about the time period mentioned in the article, but I highly recommend the similarly-named "The Men Who Built America" documentary series. Really interesting (and inspiring) if you're interested in the industrial development of the US circa 1860-1930. https://www.youtube.com/watch?v=NV3DmWNCEaI&list=PL-_k1uJcDMNdAkhdkHHBkFTqoWo8jFZRN https://www.youtube.com/watch?v=NV3DmWNCEaI&list=PL-_k1uJcDM...