National Museum of Nuclear Science & History
Landis worked for Stone and Webster Engineering Corporation.
Joseph LaRocco was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Bergdahl worked in the 200 West Area at Hanford during the Manhattan Project.
Kenneth Stewart Cole was a Principal Biophysicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.