Barney J. O’Keefe

X-UnitTinian Island

Wendover, UT

Manhattan Project VeteranMilitary VeteranProject Alberta

Barney J. O’Keefe served in the military as an ensign during the war. He was a member of Project Alberta, the team that transported and assembled the two atomic bombs preceeding the August 1945 bombing missions on Hiroshima and Nagasaki. He worked on the X-Unit and helped assemble the Fat Man bomb before the bombing of Nagasaki.

Related Profiles

Leroy H. Jackson

Oak Ridge, TN

Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.

Edward Littleton

Chicago, IL

Edward Littleton was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Loraine H. Weeks

X-10 Graphite Reactor

Attended the University of Maryland.

Fredrick “Fred” D. Johnson

Chicago, IL

Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.