Edward J. McGinness

Melvin S. Friedman

Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

John S. Hodgson

John Hodgson worked for the United States Engineer District Office.

James Hoag

J. K. Holmes

Holmes worked at the 300 Area at Hanford during the Manhattan Project.