Harold D. Dunleavy

Joseph LaRocco

Joseph LaRocco was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

G. R. Calhoun

Calhoun worked at the 100-B Area at Hanford during the Manhattan Project. 

Anthony Dilger

Garrett Hagan

Hagan worked in the United States Engineer District Office.