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.
Rubby Sherr (1913-2013) was an American physicist. Shortly after finishing his Ph.D. at Princeton University, Sherr was performing groundbreaking radar research at the MIT Radiation Lab.
