Boyce McGrail

Wilcox P. Overbeck

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.

E. F. Hess

E. F. Hess worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Leo J. Mulligan

Harold G. Wheeler