National Museum of Nuclear Science & History
McCabe worked for Stone and Webster Engineering Corporation.
Selton worked at the 200 West Area at Hanford during the Manhattan Project.
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.
John Kennedy worked for the United States Engineer District Office.
