David G. McMahon

Warren A. Sharp

Warren Sharp was a chemical engineer employed at the K-25 Plant in Oak Ridge, Tennessee. Sharp assisted with the gaseous diffusion process as a civilian after unsuccessfully trying to enlist in military service.

A. J. Loftus

F. B. Nevels

F. B. Nevels worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Harold P. Smith

Harold Smith worked for the Kellex Corporation at the K-25 Plant.