National Museum of Nuclear Science & History
Alfred Carson was a mechanical engineer in the Special Engineering Detachment, and spent time at both Oak Ridge, Tennessee, and Los Alamos, New Mexico.
Arnold Grubbe (1904-2002) was an engineer working for the civilian contractor Crane Company in Oak Ridge, Tennessee.
Curran worked in the United States Engineer District Office.
Charles Henrich was a member of the Military Police at Los Alamos and worked as a tech sergeant.