National Museum of Nuclear Science & History
M. K. Walsh worked for the Roane-Anderson Company.
Roy D. Kuhner served in the 1st Ordnance Squadron.
Marcus Laurence Elwin Oliphant (1901-2000) was an Australian physicist who helped push the United States to create an atomic bomb program.
Thomas Farrell (1891 – 1967) was a major general in the US Army. Farrell was hand-picked by General Groves to serve as his deputy, or as the Deputy Commanding General of the Manhattan Project.