Sign up for a CuriosityStream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: http://CuriosityStream.com/wendover Watch the Nebula Plus companion video to this here: https://nebula.app/videos/wendover-productions-supersonic-planes-are-coming-back-and-this-time-they-might-work Listen to Extremities at http://ExtremitiesPodcast.com/ Buy a Wendover Productions t-shirt: https://standard.tv/collections/wendover-productions/products/wendover-productions-shirt Subscribe to Half as Interesting (The other channel from Wendover Productions): null Youtube: null Instagram: http://Instagram.com/sam.from.wendover Twitter: http://www.Twitter.com/WendoverPro Sponsorship Enquiries: wendover@standard.tv Other emails: sam@wendover.productions Reddit: http://Reddit.com/r/WendoverProductions Writing by Sam Denby Research by Sam Denby and Tristan Purdy Editing by Alexander Williard Animation by Josh Sherrington Sound by Graham Haerther Thumbnail by Simon Buckmaster Select footage courtesy the AP Archive References [1] https://core.ac.uk/download/pdf/11150642.pdf Musicbed SyncID: MB01GAPDXFMQD5N