National Museum of Nuclear Science & History
Tracy worked for Stone and Webster Engineering Corporation.
Fred D. Butler served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Laggin’ Dragon.
Gioacchino Failla was an Italian-American physicist who served as a consultant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Lowe worked at the 100-B Area at Hanford during the Manhattan Project.
