National Museum of Nuclear Science & History
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.
Davis worked in the United States Engineer Office.
Marcus Laurence Elwin Oliphant (1901-2000) was an Australian physicist who helped push the United States to create an atomic bomb program.