National Museum of Nuclear Science & History
John Pyle was a research assistant at the Chicago Met Lab during the Manhattan Project.
Leo J. Czaja served in the 603rd Air Engineering Squadron.
Cathcart worked at the 200 East Area at Hanford during the Manhattan Project.
Rufus J. Lambert served in the 1027th Air Material Squadron.
Robert Mackenzie “Bob” Underhill (1893-1988) was a finance officer for the University of California during the Manhattan Project.