National Museum of Nuclear Science & History
Robert Rumer worked for the United States Engineer District Office.
Elmer began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.
D. F. Pierce worked for the Tennessee Eastman Corporation at the Y-12 Plant.
William Ginell is a physical chemist who worked at Columbia University and Oak Ridge during the Manhattan Project.
Brophy worked in the United States Engineer District Office.