National Museum of Nuclear Science & History
R. G. Humphries worked for the United States Engineer District Office.
Menges was an Area Engineer and Area Supervisor at the Hanford Engineer Works. He was in the US Navy (USNR) until June of 1943 when he was injured in an explosion on his destroyer.
Neil Gleason worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hauser worked in the United States Engineer District Office.