National Museum of Nuclear Science & History
J. R. Anderson worked for the J.A. Jones Construction Company.
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.
Glenn Ricker worked for Clinton Laboratories at the X-10 Reactor.
Rau worked for Stone and Webster Engineering Corporation.