National Museum of Nuclear Science & History
L. L. Long worked for the William A. Pope Company.
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.
Harold Katz worked for the Roane-Anderson Company.
Bucknum worked at the 200 East and 200 West Areas at Hanford during the Manhattan Project.