National Museum of Nuclear Science & History
Calkins worked at the 200 West Area at Hanford during the Manhattan Project.
Theodore R. Geren served in the 603rd Air Engineering Squadron.
Roland E. Ryder served in the 603rd Air Engineering Squadron.
Richard Gaul was fresh out of high school when he arrived in Los Alamos. He was a member of the Provisional Engineer Detachment (PED).
