National Museum of Nuclear Science & History
R. M. Smith worked for the United States Engineer District Office.
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.
Martin Skinner was born and raised in Michigan, just outside of Detroit. He was trained in Chemical Engineering at Michigan State University before joining the army.
