National Museum of Nuclear Science & History
R. J. Wolfe worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ethaline Hartge Cortelyou was a junior chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Crosby worked for Stone and Webster Engineering Corporation.
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.
