National Museum of Nuclear Science & History
Floyd Halein served in the 393rd Bombardment Squadron.
Richard J. Podolsky served in the First Ordnance Squadron.
John A. Wilbur served in the First Ordnance Squadron.
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.
