National Museum of Nuclear Science & History
Ella Tyree was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
E. S. Ryan, Jr. worked for the Poe Piping & Heating Company.
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.
