National Museum of Nuclear Science & History
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Gilbert Plass was a Canadian physicist. Plass was born in 1922 in Toronto. He received a B.S. in physics from Harvard University before being hired to work on the Manhattan Project at the Chicago Met Lab, where he worked as an associate physicist.
Nerses “Krik” Krikorian was a chemist at Los Alamos during the later years of Manhattan Project.