Joseph Slaby

Marshall Holloway

Marshall Holloway was an American physicist. He received his PhD in physics from Cornell University. In 1942, he directed a secret Manhattan Project assignment at Purdue University.

Jack L. Callan

Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

E. C. Wagner

E. C. Wagner worked for the United States Engineer District Office.

W. M. Cox