National Museum of Nuclear Science & History
R. Warden worked for the Edenfield Electric Company.
M. M. Fielder worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Attended Purdue University.
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.
