National Museum of Nuclear Science & History
Hendrickson worked in the United States Engineer District Office.
Joseph Mullaney was a staff worker at Los Alamos during the Manhattan Project.
H. Bryant Jr. worked in the Instrument Section at the University of Chicago Met Lab during the Manhattan Project.
Anthony French is a British physicist who worked on the Manhattan Project in Los Alamos. After graduating from Cambridge University, French began working on the British effort to build an atomic bomb, codenamed "Tube Alloys", at the Cavendish Laboratory.