National Museum of Nuclear Science & History
William Bradshaw was a Mechanical Engineer working for the civilian contractor Tennessee Eastman at the Y-12 Plant in Oak Ridge, Tennessee.
Captain Frederick Bock had flown many combat missions out of India and China before he was selected to be a part of the the 509th Composite Group in 1944.
Otto Nillige was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.