National Museum of Nuclear Science & History
Katherine “Toni” Oppenheimer (1944-1977) was an American translator, and the daughter of J. Robert Oppenheimer.
Harry worked at Los Alamos during the Manhattan Project.
John “Jake” Warner was an American chemist and the President of the Carnegie Institute of Technology, today known as Carnegie Mellon University.
Sappenfield worked at the 300 Area at Hanford during the Manhattan Project.