National Museum of Nuclear Science & History
Mars worked for Stone and Webster Engineering Corporation.
Daniel Lasovick was a scientist at Los Alamos during the Manhattan Project. After the war, Lasovick turned down an offer to go to the University of California, Berkeley with the Atomic Energy Commission to enter private industry.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.