National Museum of Nuclear Science & History
William Sehenk worked on procurement and property at the Metallurgical Laboratory in Chicago during the Manhattan Project.
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.
C. F. Quate worked for the United States Engineer District Office.
Gahan worked in the United States Engineer District Office.