National Museum of Nuclear Science & History
R. R. Wischmeyer worked for the Midwest Piping and Supply Company.
J. N. Chancellor worked for the Roane-Anderson Company.
Willard Clark was born in Boston in 1910, but grew up in Buenos Aires, Argentina, where his father was President of the General Motors Argentina Branch.
Chemist Orville Hill joined the Met Lab at the University of Chicago in May of 1942, three months after it was created.