National Museum of Nuclear Science & History
Porter Bone worked for the J.A. Jones Construction Company.
Mary Fair worked as a lab assistant at the Metallurgical Lab at the University of Chicago. She was not sure of the purpose of her work, but often used radiation detecting devices in the experiments.
Clark worked for Stone and Webster Engineering Corporation.
Robert Follit was a member of the Special Engineering Detachment assigned to the 509th Composite Group on Tinian Island in the Pacfic.