National Museum of Nuclear Science & History
Herbert G. “Mac” MacPherson (1911-1993) was an American nuclear engineer. MacPherson’s expertise on graphite made him a valuable consultant for the Manhattan Project.
Earl W. McCoy served in the 1st Ordnance Squadron.
During WWII, Atilio “Tee” Topazio was a member of the Special Engineer Detachment (SED) assigned to the K-25 Gaseous Diffusion Plant at Oak Ridge, TN.