National Museum of Nuclear Science & History
Edward Wilder, Jr. worked for the United States Engineer District Office.
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.
Morgan worked for Stone and Webster Engineering Corporation.
Harrie Massey (1908-1983) was an Australian physicist. A brilliant student of physics, Massey arrived from his native Australia at Cambridge College in the United Kingdom on an academic scholarship.