National Museum of Nuclear Science & History
Stanley Liebert was a machinist in the SAM Laboratory at Columbia University between 1944 and 1945.
Mary M. Dailey was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Albert Cahn, Jr. (1910-1978) was a junior physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Sayers worked for Stone and Webster Engineering Corporation.