National Museum of Nuclear Science & History
Dr. Lloyd F. Craver was a consultant for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Grace R. Harvey was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. M. Cantrell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. M. Ellis, Jr. worked for the Roane-Anderson Company.