National Museum of Nuclear Science & History
John L. Arena served in the 393rd Bombardment Squadron.
C. W. Barrett worked for the Roane-Anderson 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.
Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Attended the University of Nebraska.