National Museum of Nuclear Science & History
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.
Before WWII, Miles Leverett was a young Ph.D chemical engineer working for Humble Oil & Refining Co.
Lyndon Richards served in the First Ordnance Squadron.