National Museum of Nuclear Science & History
Brinkman worked in the United States Engineer District Office.
William Travis served in the First Ordnance Squadron.
Edward A. Ryan Jr. served in the First Ordnance Squadron.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.
