National Museum of Nuclear Science & History
Rich worked for Stone and Webster Engineering Corporation.
Eugenia M. Jackson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Bob Emigh was in the Navy and worked with Deak Parsons on telemetry for the bombs. He was assigned as the science officer for the planned third bomb.
William F. Orren served as a technical sergeant in the 393rd squadron. He was regularly assigned to the B-29 Top Secret.