National Museum of Nuclear Science & History
G. M. Parrish worked for the Roane-Anderson Company.
Gerald Mullany served in the 603rd Air Engineering Squadron.
Ernest Wende 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.
Berry worked at Los Alamos during the Manhattan Project.