T. D. Gibbs

E. Prendergast

E. Prendergast worked for the United States Engineer District Office.

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.

R. H. Abrams

Abrams worked at the 300 Area at Hanford during the Manhattan Project.    

Jack B. Anderson