Ralph J. Haren

Stanley F. Rompala

Michael Cefola

Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Leroy H. Jackson

Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.

B. Mixon

B. Mixon worked for the Union Carbide & Carbon Corporation.