National Museum of Nuclear Science & History
N. F. Smyth worked for the Kellex Corporation at the K-25 Plant.
Arthur M. Ross was born in Revere, MA. He attended the Massachusetts Institute of Technology. During the Manhattan Project, he served in the Special Engineer Detachment at Oak Ridge, TN at the X-10 Graphite Reactor.
Jose Romero was a staff worker at Los Alamos during the Manhattan Project.