National Museum of Nuclear Science & History
Chesrown worked at the 300 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.
Thornburg worked for Stone and Webster Engineering Corporation.
Albert Steiner was a staff worker at Los Alamos during the Manhattan Project.