Alvin Vanvessem was a member of the Special Enginner Detatchment (SED) at Los Alamos during the Manhattan Project.
Alvin D. Vanvessem
Special Engineer DetachmentLos Alamos, NM
Manhattan Project VeteranMilitary VeteranSpecial Engineer Detachment

Alvin Vanvessem was a member of the Special Enginner Detatchment (SED) at Los Alamos during the Manhattan Project.