Farming was extremely labor-intensive and still relied heavily on human and horse-power. An organized harvesting/threshing team in the 1920's required 120 men and 320 mules and horses. Teams moved from farm to farm as the crops ripened. Few farmers…
Photograph of the 1946 colloquium on the Super at Los Alamos. Front row left to right: Norris Bradbury, John Manley, Enrico Fermi and J.M.B. Kellogg. Second row left to right: Colonel Oliver G. Haywood, unknown, Robert Oppenheimer, Richard Feynman,…
El Paso, Texas, 1927. U.S. Immigration Service Border Patrol inspectors in formation in front of the Border Patrol's first training facility in Camp Chigas.
In September 1945, many participants returned to the Trinity Test site for news crews. Here Oppenheimer and Groves examine the remains of one the bases of the steel test tower.
Boeing B-17Es under construction. This is the first released wartime production photograph of Flying Fortress heavy bombers at one of the Boeing plants, at Seattle, Wash.
On October 18, 1931, Capone was convicted after trial and on November 24, was sentenced to eleven years in federal prison, fined $50,000 and charged $7,692 for court costs, in addition to $215,000 plus interest due on back taxes. The six-month…
"Cartoon shows two pairs of hands grasping for an Atom Bomb, one with a sleeve bearing a star and a cufflink reading "US," the other with a hammer and sickle. Probably drawn after President Truman announced in September 1949 that the Soviet Union had…