National Museum of Nuclear Science & History
H. G. Hoberg worked for the United States Engineer District Office.
Julie Langham Grilly was a laboratory technician at the Los Alamos Laboratory in New Mexico. She was married to Dr.
Stanley Simon served in the First Ordnance Squadron.
M. E. Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Anton Kegl was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.