National Museum of Nuclear Science & History
Diana (Florence Ruth) Russell was a Manhattan Project veteran from the Hanford, Washington facility. Shortly after the end of the war, she started work reading the radiation exposure badges that all employees in the radioactive areas were required to wear.
Stafford Leak “Staff” Warren was a Colonel in the Army Medical Corps and the Chief Medical Officer of the Manhattan Engineer District (MED).
John Dam worked for Clinton Laboratories at the X-10 Reactor.
Lewin worked in the 100 D Area at Hanford during the Manhattan Project.