National Museum of Nuclear Science & History
Frank Hooten worked for the Edenfield Electric Company.
Roger Sr was a mechanical engineer having graduated from Stanford University during World War II. He and his wife, Katherine Barnes were recruited by the FBI who made contact with them at the Santa Fe training station when they were leaving town, after their honeymoon at Ghost Ranch.
Gilbert Prothero worked for the United States Engineer District Office.
D. I. Nicholson worked for the United States Engineer District Office.