National Museum of Nuclear Science & History
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.
Jas Tancil worked for the Poe Piping & Heating Company.
Cronholm worked at the 100-F Area at Hanford during the Manhattan Project.