National Museum of Nuclear Science & History
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.
Phillip Fineman was a research associate in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Warren H. Burgus was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.
Esther (Green) Floth worked as a secretary for General Leslie Groves during the Manhattan Project in Washington, DC.
