National Museum of Nuclear Science & History
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.
J. L. Patterson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
R. J. Wolfe worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Manning worked for Stone and Webster Engineering Corporation.