John T. Linton

M. B. Dieson

M. B. Dieson worked at the 300 Area at Hanford during the Manhattan Project.

Frances C. Micese

Frances C. Micese was a laboratory technician in the Health Division of the University of Chicago Met Lab.

William O. Davidson

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.