National Museum of Nuclear Science & History
Chalgren worked at the 200 West Area at Hanford during the Manhattan Project.
Joan Elizabeth Curran (1916-1999) was a Welsh physicist. Curran was born in Swansea, Wales. During World War II, she worked on Operation Windows, where she invented the “chaff,” a technique which could disrupt enemy radar.
Nielsen worked at the 300 Area at Hanford during the Manhattan Project.
George Jackson worked for the Ralph Rogers Company.