National Museum of Nuclear Science & History
Leo Safranski was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Lucy Mabins was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Marguerite Schreiber was born in Walla Walla, WA. She was raised in McMinnville, OR, and graduated from Linfield College with a degree in French.
Leslie Seward worked for the United States Engineer District Office.