National Museum of Nuclear Science & History
Hood worked at the 200 West Area at Hanford during the Manhattan Project.
Barksdale worked for Stone and Webster Engineering Corporation.
Ryan worked at the 200 West Area at Hanford during the Manhattan Project.
Roger Hildebrand is an American physicist and Manhattan Project veteran. He is the S.K. Allison Distinguished Service Professor, Emeritus, at the University of Chicago and is affiliated with the Enrico Fermi Institute.