National Museum of Nuclear Science & History
William Stephenson worked for the J.A. Jones Construction Company.
William C. Sowers served in the 393rd Bombardment Squadron.
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.
Edward Melkonian was an American physicist. He was born in Alexandria, Egypt on June 29, 1920, to parents of Armenian heritage who had fled persecution in Turkey.
