Another good reason to follow the National Archives on Twitter, Tumblr and other media: Great updates.
Like this one on the explosive arrival of the Atomic Age:
On July 16, 1945 the United States tested a nuclear device, code named “Trinity”, for the first time in White Sands Proving Ground, New Mexico.
Above: [“Jumbo” atomic device being positioned for “Trinity” test at Alamogordo, New Mexico.], 1945
Below: [“Trinity” explosion], 07/16/1945
View original post 377 more words