National Museum of Nuclear Science & History
Ralph Brooks worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ruth Hillard was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Robert Rogers was a staff worker at Los Alamos during the Manhattan Project.
G. M. Parrish worked for the Roane-Anderson Company.
Patricia Walsh was a research assistant at the Chicago Met Lab during the Manhattan Project. Walsh was born in 1920 in Washington, D.
