National Museum of Nuclear Science & History
Svoboda worked for Stone and Webster Engineering Corporation.
Gillum worked at the 300 Area at Hanford during the Manhattan Project.
Elizabeth Painter (later Elizabeth Painter Marcus) was an associate biologist in the Health Division at the University of Chicago Metallurgical Laboratory.
James F. “Jim” Nolan was a Captain in the US Army Medical Corps, the Chief Medical Officer for the Los Alamos site of the Manhattan Project, and a Special Consultant to Project Alberta on Tinian Island.