National Museum of Nuclear Science & History
Robert F. Christy (1916-2012) was a Canadian-American theoretical physicist Christy’s doctoral advisor at the University of California, Berkeley was Robert Oppenheimer, but Christy’s initial involvement with the Manhattan Project came at the Metallurgical Lab at the University of Chicago.
T. L. Leahy worked for the United States Engineer District Office.
Nielsen worked at the 300 Area at Hanford during the Manhattan Project.
Eugene DiSabatino (1922-2012) was a member of the Special Engineer Detachment at Los Alamos during the Manhattan Project.