Melvin G. Hopkins

Helen R. Hughes

Helen R. Hughes was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

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.

Norman J. Sands

John E. Fisher

John E. Fisher served in the 320th Troop Carrier Squadron.