National Museum of Nuclear Science & History
C. R. Frazier worked for the Poe Piping & Heating Company.
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.
Harmon worked for Stone and Webster Engineering Corporation.
Charles Mayette worked for Hanley & Company.