Alfred Neyens served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Alfred W. Neyens
Special Engineer DetachmentLos Alamos, NM
Manhattan Project VeteranMilitary VeteranSpecial Engineer Detachment
Harold Fidler was an Army major and a civil engineer for the Corps of Engineers. Fidler began working at the Radiation Laboratory at Berkeley with Ernest O.