National Museum of Nuclear Science & History
J. P. Smith worked for the J.A. Jones Construction Company.
Laura A. Marshall was a laboratory technician in the Health Division at the University of Chicago Met Lab.
Edward C. Sullivan worked for the Tennessee Eastman Corporation at the Y-12 Plant. After the war, he worked on the first rockets for North American Aviation, later Rocketdyne.
Lewis worked in the 200 West Area at Hanford during the Manhattan Project.
