D. M. Jackson

Eugenie Procopio

Eugenie Procopio worked for the United States Engineer District Office.

Louis F. Gales

John Arnold

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.

Brehon B. Somervell

Brehon Burke “Bill” Somervell (1892-1955) was a Lieutenant General in the US Army who commanded the Army Service Forces and supervised much of the Army’s involvement in the Manhattan Project.