National Museum of Nuclear Science & History
Lew Kowarski was a Russian-born French physicist. He worked as part of the team that discovered that neutrons were emitted in the fission of uranium-235 in the 1930s, setting the groundwork for the use of nuclear chain reactions in the design of the atomic bomb.
J. W. Faircloth worked for the Roane-Anderson Company.
Ostdahl worked in the 200 West Area at Hanford during the Manhattan Project.