National Museum of Nuclear Science & History
Eugene Edwards worked for the Roane-Anderson Company.
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.
Eugene Milton Wagner was a construction general contractor who worked for the J.A. Jones Construction Company at the Oak Ridge, Tennessee site as a construction engineer.