F. E. McMillan

Betty Utterback

Betty Utterback was a staff worker at Los Alamos during the Manhattan Project.

Joseph Hirschfelder

Joseph Hirschfelder was an American physicist. He held doctorates in physics and chemistry from Princeton University.

Marion Bradley

John R. Leary, Jr.

John R. Leary Jr. was an American chemical engineer. He worked as a Shift Supervisor at the X-10 Plant, and as a research chemist in Building 205, at Oak Ridge.