National Museum of Nuclear Science & History
Kopanski worked at the 200 East Area at Hanford during the Manhattan Project.
Russell E. Gackenbach served as a 2nd Lieutenant in the 393rd Bombardment Squadron and in the 509th Composite Group.
William L. Murphy was a Technical Sargeant in the US Army who worked as part of Project Alberta, the team that transported and assembled the two atomic bombs in July and August 1945.
Linter worked in the 200 East Area at Hanford during the Manhattan Project.