National Museum of Nuclear Science & History
Laudenslager worked for Stone and Webster Engineering Corporation.
Margaret Ramsey Keck (1923-2016) was an American physicist. Soon after she graduated in 1945 from the University of Rochester with a degree in physics, Keck was hired by the Manhattan Project to work at Los Alamos.
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.
Neil Bergen was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.