National Museum of Nuclear Science & History
Greenhalgh worked in the United States Engineer District Office.
M. A. Richtmyer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Wilcox P. Overbeck was a research associate and instrumentation designer at the Chicago Met Lab. He was responsible for calling out the neutron count when Chicago Pile-1 went critical on December 2, 1942.
Russell McNutt (1914-2008) was a civil engineer for the Kellex Corporation and Soviet atomic spy. Both studying engineering in New York, McNutt befriended Julius Rosenberg, one of the most well-known Soviet spies and recruiters.
