National Museum of Nuclear Science & History
John Moonan was a staff worker at Los Alamos during the Manhattan Project.
R. E. Bumgargner worked for the J.A. Jones Construction Company.
Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.
Charles Lindsay worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Tucker was a member of Project Alberta, dedicated to the ensuring that an atomic bomb device could be dropped by an aircraft.