National Museum of Nuclear Science & History
P. N. Smith worked for the H. K. Ferguson Company.
F. H. Adams worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Marshall Holloway was an American physicist. He received his PhD in physics from Cornell University. In 1942, he directed a secret Manhattan Project assignment at Purdue University.
Conrad Roescke was a staff worker at Los Alamos during the Manhattan Project.