National Museum of Nuclear Science & History
J. L. Cawood worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Dr. Karl Larsen worked at Massachusetts Institute of Technology during the Manahattan Project. While there, he conducted heavy-water research by spectrum analysis, which was one of the prerequisites to the early atomic bombs.
Philip Cooperman was a member of the Special Engineer Detachment on the Manhattan Project from 1944-1946.
