National Museum of Nuclear Science & History
Oliver Hoskins worked for the J.A. Jones Construction Company.
Robert Miller was an electrical engineer in the Special Engineering Detachment at Oak Ridge, Tennessee, primarily focused on the development of measuring instrument.
Charles Williams worked for the United States Engineer District Office. He was a “very present help in time of trouble” in the early history of Oak Ridge, with his position in charge of warehousing and property he was one of the men who knew where everything was.
Head worked for Stone and Webster Engineering Company.