National Museum of Nuclear Science & History
L. C. Danielson worked for the J.A. Jones Construction Company.
Calvin B. Popwell served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
Helgeson worked at the 300 Area at Hanford during the Manhattan Project.
Sylvia Brown Feinberg completed her RN at Mercy College in Detroit and later worked as a nurse in the Hospital in Oak Ridge.
