National Museum of Nuclear Science & History
K. C. McGregor worked for the Edenfield Electric Company.
Pat Ridge worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Neff worked at the 100-F Area at Hanford during the Manhattan Project.
Delbert Johnson was a mechanical engineer with the Special Engineer Detachment (SED) at Los Alamos. Johnson worked under 1st Lieutenant Howard C.
