John M. Purdum

Louella Simmons

Louella Simmons was a procurement and property worker at the Metallurgical Laboratory in Chicago during the Manhattan Project.

C.E. Nelson

Joan E. Curran

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.

Robert L. Stevenson

Robert L. Stevenson served in the 1027th Air MAterial Squadron.