Robert M. Sprague

Carl S. Helrich, Sr.

Carl Helrich (1895-1971) was a civil engineer for the J.A. Construction Company from 1943 to 1945 and helped construct the Oak Ridge town site and plant area.

Frederick E. Corkran

Bert M. Weisser

Bert Weisser worked at Los Alamos during the Manhattan Project.

Jesse Beams

Jesse Beams (1898-1977) was an American physicist. Beams worked on the Manhattan Project through his research on centrifuges.