National Museum of Nuclear Science & History
Clarence W. Satchell worked for Clinton Laboratories at the X-10 Reactor. He was born on November 13, 1906 in Crowley, LA.
Broderick worked for Stone and Webster Engineering Corporation.
John Arnold joined the Manhattan Project in 1943 when the MED tasked his employer, the Kellogg Corporation, with developing a special barrier for the gaseous diffusion plant in Oak Ridge.