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Further Reading:
www.osti.gov/opennet/manhatta...
www.history.navy.mil/browse-b...
www.nationalmuseum.af.mil/Vis...
virginiahistory.org/learn/duc...
www.forbes.com/sites/robinand...
www.llnl.gov/purpose/history
interestingengineering.com/sc...
www.theguardian.com/film/2015...
www.archives.gov/milestone-do....
www.ctbto.org/our-mission/the...