National Museum of Nuclear Science & History
Dimas Chavez was a young child when he moved to Los Alamos with his family in August 1943. Chavez’s father, Trinidad, joined the Zia Company at Los Alamos, where he helped construct and maintain the laboratories and facilities there.
Leon Cooper served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the bombardier regularly assigned to the B-29 Next Objective.