National Museum of Nuclear Science & History
W. P. Miller worked for the United States Engineer District Office.
Philip C. McKenna was a laboratory assistant the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Cardea Hubbard was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Ted Weyn worked for the A. S. Schulman Electric Company.