Nathan Kaplan

G. W. Bark

Charles J. Spiegl

Charles J. Spiegl was a civilian scientist employed by the Manhattan Project. He was involved in radiation toxicology, studying the effects of radiation on animals at the Trinity Site near Alamogordo, New Mexico.

Thomas A. Gardner

H. E. Garner

H. E. Garner worked for the Tennessee Eastman Corporation at the Y-12 Plant.