National Museum of Nuclear Science & History
Stigler worked at the 200 East Area at Hanford during the Manhattan Project.
Leonard Orr served in the 1395th Military Police Company, Aviation.
Robert van Gemert worked in procurement and supply for Los Alamos during the Manhattan Project. He was also involved in organizing preparations for the Trinity Test.
Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.
Gilbert W. Bishop served in the 393rd Bombardment Squadron.