Robert E. Krug, Jr.

J. W. Little

W. E. S. Trenchard

W. E. S. Trenchard worked for the J.A. Jones Construction Company.

J. C. Hecker

J. C. Hecker worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Robert J.S. Brown

Robert JS Brown was a member of the Special Engineer Detachment at Los Alamos. He worked under Don Hornig on the electrical aspects of detonation for the plutonium bomb.