National Museum of Nuclear Science & History
John Marcy worked for the Kellex Corporation at the K-25 Plant.
Julius “Osty” Ostspowicz was a glassblower in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Bretscher worked at Los Alamos during the Manhattan Project.
Charles D. Coryell (1912-1971) was an American chemist. In 1942 Coryell left MIT and became Chief of the Fission Products Section of the Manhattan Project.