Edgar P. McKinney, Jr.

Arthur “Pete” V. Peterson

Colonel Arthur “Pete” V. Peterson was the Army’s area engineer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Edward F. Wortmann

Edward F. Wortmann (1916-1998) was a purchasing agent at Los Alamos during the Manhattan Project. Wortmann joined the lab in 1944.

Karl B. Kleve

W. R. Swaim

W. R. Swaim worked for the Roane-Anderson Company.