Wilfred Fritz

G. William Morgan

G. William Morgan was an American health physicist. During World War II, Morgan worked on the Manhattan Project as part of the Health Physics Division at the Oak Ridge.

R. Christie

R. Christie worked in the United States Engineer District Office.

C. B. Graham

James McIntosh

James McIntosh was a draftsman at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.