B. J. Willingham

Earl Simpson

Margaret Caldes

Margaret Caldes moved to Los Alamos when her husband, William E. Caldes, was recruited to join the project in 1943.

Leslie G. Ritner

Leslie Ritner was a member of the Special Engineer Detachment at Los Alamos. He was among the first engineers sent to Los Alamos from Camp Claiborne, Louisiana in late January 1944, serving for two years before being discharged in the spring of 1946.

Peter Casci

Peter Casci served in the 1st Ordnance Squadron.