Frank M. Fradelia

H. L. Smith

H. L. Smith worked for the Roane-Anderson Company.

C. E. Tholstrup

C. E. Tholstrup worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Richard E. O’Meara

Carrie Johnson

Carrie Johnson was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.