C. L. Watts

Francis L. Friedman

Francis L. Friedman was a theoretical physicist and group leader at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Harold L. McMillan

Mattie L. Ashley

Mattie was a staff member at Los Alamos during the Manhattan Project.

M.P. Johnson

Johnson worked at the 100-B Area at Hanford during the Manhattan Project.