Clifford Nilsson served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Clifford E. Nilsson
Special Engineer DetachmentLos Alamos, NM
Manhattan Project VeteranMilitary VeteranSpecial Engineer Detachment
![](https://ahf.nuclearmuseum.org/wp-content/uploads/2017/08/nilsson-clifford_e.gif)
Clifford Nilsson served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.