National Museum of Nuclear Science & History
O'Brien worked for Stone and Webster Engineering Corporation.
E.J. Reagan joined Mound Laboratory in August 1948, where he worked as a doctor. He was responsible for monitoring the health and safety of Mound's employees, and he remained there until he retired in 1988.
Brockman worked at Los Alamos during the Manhattan Project.
R. R. Wischmeyer worked for the Midwest Piping and Supply Company.
Haley worked in the United States Engineer District Office.