National Museum of Nuclear Science & History
Alice Martin was a laboratory assistant in the Chemistry Division at the University of Chicago Met Lab.
Claude E. McLenon served as a technical sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
John Otto worked for Clinton Laboratories at the X-10 Reactor.