National Museum of Nuclear Science & History
J. E. Sampson worked for the United States Engineer District Office.
Albert Cahn, Jr. (1910-1978) was a junior physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Worth worked for Stone and Webster Engineering Corporation.
Johnston worked at the 200 West Area at Hanford during the Manhattan Project.
Margaret H. Sanderson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.