S. S. Cudebec

B. H. Roffee

B. H. Roffee worked for the United States Engineer District Office.

Alvin F. Mitchell

Frank M. Graham

Frank Graham worked for the Midwest Piping and Supply Company.

Gus H. Schultz

Gus Schultz was the foreman of the drafting room and machine shop (Shop Group) at Los Alamos during the Manhattan Project.