National Museum of Nuclear Science & History
H. J. Mack worked for the Edenfield Electric Company.
Calvin B. Fowler served in the 1st Ordnance Squadron.
P. F. Thomason worked for Clinton Laboratories at the X-10 Reactor.
Susan Zagaria was a laboratory technician in the health division at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.