National Museum of Nuclear Science & History
Sarah Dowson was married to nuclear chemist Rene Prestwood. She worked as a nurse at Los Alamos.
Louis Slotin (1910-1946) was a Canadian physicist. Shortly after World War II, he died from radiation sickness contracted during a dangerous experiment conducted at Los Alamos.
Joseph Hirschfelder was an American physicist. He held doctorates in physics and chemistry from Princeton University.
Lyle Smith worked for the United States Engineer District Office.