National Museum of Nuclear Science & History
B. H. Ronfeld served in the 509th Headquarters.
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.
Roos worked at the 300 Area and the 200 West Area at Hanford during the Manhattan Project.
Melville Heideman served in the 1st Ordnance Squadron.