National Museum of Nuclear Science & History
T. I. Magill worked for the Tennessee Eastman Corporation at the Y-12 Plant.
O'Brien worked for Stone and Webster Engineering Corporation.
Warren H. Burgus was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.
Marilyn (Evans) Howe was a research assistant in the Technical Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.