National Museum of Nuclear Science & History
McCabe worked for Stone and Webster Engineering Corporation.
C. J. Carrol worked for the Poe Piping & Heating Company.
Rex Edward Keller was a member of the Special Engineering Detachment, assigned to work in Seth Neddermeyer’s chemistry group at Los Alamos.
George worked in the United States Engineer District Office.
Dorothy E. Carter was a lab technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.