National Museum of Nuclear Science & History
H. M. Nappen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Vito Di Rienzo worked in bomb assembly for the 1st Ordinance Squadron, 509th Composite Group. Di Rienzo was drafted into the military in 1943 at the age of 20.
Richard L. Doan was the Director of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
